Answer:
Natural selection .
Explanation:
Even though the variations are due to chance, the products of natural selection are usually organisms well-suited to their environment.
Answer:
Natural selection depends not on chance, but on differential survival determined by an individual's fitness
Using both maps, what can you tell about the regions in Washington that get the most or the least amount of rain?
Answer:
In the Precipitation Map of Washington, the dark orange section indicates low rainfall in the region. Using the Shaded Relief Map of Washington, you can tell that this area is flat, possibly a plain. These regions typically don't receive a lot of rain. The Precipitation Map of Washington has areas that are dark purple and dark green. This indicates that they both receive a lot of rainfall every year. If you look at these areas on the Shaded Relief Map of Washington, you can tell that these areas with a lot of rainfall are mountainous.
On the Precipitation Map of Washington, purple/blue means more rain, and orange/red means less rain. The Shaded Relief Map of Washington shows mountains (brown), valleys, plateaus, and canyons. Areas that are flat are smooth on the map. Areas with steep slopes and mountains look rougher.
Explanation:
Answer:
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In the Precipitation Map of Washington, the dark orange section indicates low rainfall in the region. Using the Shaded Relief Map of Washington, you can tell that this area is flat, possibly a plain. These regions typically don't receive a lot of rain. The Precipitation Map of Washington has areas that are dark purple and dark green. This indicates that they both receive a lot of rainfall every year. If you look at these areas on the Shaded Relief Map of Washington, you can tell that these areas with a lot of rainfall are mountainous.
On the Precipitation Map of Washington, purple/blue means more rain, and orange/red means less rain. The Shaded Relief Map of Washington shows mountains (brown), valleys, plateaus, and canyons. Areas that are flat are smooth on the map. Areas with steep slopes and mountains look rougher.
Explanation:
What are domains in biology?
internet website classification system
highest ranking of organisms in taxonomy
classification under which most dominant animals fall
What are domains in biology?
internet website classification system <<
highest ranking of organisms in taxonomy
classification under which most dominant animals fall
If water is continuously moving through the water cycle, why is it so important to conserve water?
A) Most of the water is stored in the oceans.
B) Industrial pollution speeds up the hydrological cycle.
C) It can take decades for water to become drinkable again.
D) Global warming is causing the water to become undrinkable.
Answer:
A)
Explanation:
It is important to conserve water because it can take decades for water to become drinkable again. Thus, the correct option is C.
What is the water cycle?The Water cycle may be defined as a biogeochemical cycle that involves the continuous movement of all the water and its derivatives compounds within the earth and atmosphere.
It is the property of water that it takes a lot of time to be replenished naturally. So, people utilize the freshwater of our planet by directly conserving it through different modes.
Most of the water on our planet is undrinkable because it is salty. Apart from this global warming also affect the cycling of water. So, it is required for the people to conserve water very efficiently.
Therefore, it is important to conserve water because it can take decades for water to become drinkable again. Thus, the correct option is C.
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In pea plants, the gene for the color of the seed has two alleles. In the following Punnett square shown below, the dominant allele (Y) represents yellow and the recessive allele (y) represents green.
Based on the Punnett square, what percentage of offspring would be expected to have yellow seeds?
a. 0%
b. 25%
c. 50%
d.100%
Answer:
100%
Explanation:
Y y
Y YY Yy
Y YY Yy
of the 8 characteristies of life (RAREHOCO), which characteristics do
viruses have that a person might use to argue in favor of considering
viruses are living?
Material (Nucleic Acids), Reproduce
Adapt, have Genodo Material (N
Reproduce, made of cells, ose and make Energy able to grow and develop
Adapt, have Genetic Material (Nucleic Acide), Organized (made of cells, use and
make Energy
O
Reproduce, have Genetic Material (Nucleic Acids) and Adapt
Acid) and Adapt
Which of the following best describes a living cell? Check all that apply
Virus are living because they:
Reproduce, have Genetic Material (Nucleic Acids) and Adapt
.
Explanation:
Virus have genes or genetic material which are layered in a capsid or protein coat and sometimes a lipid bilayer.
It is not made up of cells yet can be considered a living organism because of the genetic material RNA or DNA in it.
The infect the host and take over host replication machinery and replicates itself. Although it is not able to replicate outside the living body.
They adapt to the host's body environment as many adaptation are present in it as capsid layer which protects its genetic material from getting degrade till the time it reaches nucleus of the cell.
There are 7 point criteria for an organism to be living, virus fulfils some of it except having made up of cells and having cellular organization.
Homeostasis _____. 22 points if you help
a .occurs only at the cellular level B.is the maintenance of internal conditions c.is a process unique to eukaryotes D,all of the above
Answer:
B
Explanation:
Homeostasis is defined as a regulating process to maintain balance within the body systems. It is to maintain the interior conditions and ensure that nothing goes wrong or out of the ordinary. Choice B matches this.
A is incorrect because homeostasis can occur both at the cellular level and at the system level.
C is incorrect because homeostasis actually occurs in prokaryotes, as well.
D is incorrect because both A and C are wrong.
Hope this helps!
Can someone please explain and help me with this question 1. As an alien taxonomist, it is your responsibility to classify these existing organism types.
a. Create a taxonomic scheme using only kingdom, phylum, genus, and species. The intermediate categories have been eliminated since the total number of species has been drastically reduced. (Two Kingdoms are recommended). Be sure to include the number of the organism with the scheme.
b. Create Latin-sounding names for each organism. Remember, these will be scientific names and will include the genus and species classification. The species name should reflect a characteristic of the organism. Written in this form: Genus species (genus capitalized, species remains lower case, entire name is italicized if typed or underlined if handwritten). 1. Taxonomical scheme: First, divide up all your organisms into two kingdoms based on shared characteristics, then break each kingdom into phyla. From there, you can decide how many genera you want in each phylum, then assign species to each genus.
Here are some examples to get you started as well as a blank guide.
2. AMBLYS
ACUTUS
AGRESTUS
AMBIGUUS
1. Chemosynthetic Goldfish
Kingdom: Anamila
Phylum: Similia
Genus: Pollutio
Species: Converte
.
Final answer:
In the Linnaean taxonomic classification system, organisms are categorized in a hierarchical structure from domains down to species, with binomial nomenclature used for scientific naming. To classify alien organisms, divide them into two kingdoms and further into phyla, genera, and species, assigning Latin-sounding names that reflect characteristics of each species.
Explanation:
The taxonomic classification system, also known as the Linnaean system, is a hierarchical model used to classify organisms. The inventor of the modern classification system is Carl Linnaeus, a Swedish botanist, zoologist, and physician. Organisms are first divided into three large categories called domains: Bacteria, Archaea, and Eukarya. Each domain contains multiple kingdoms, such as the kingdom Plantae, kingdom Animalia, and kingdom Fungi within domain Eukarya. The subsequent categories of increasing specificity are phylum, class, order, family, genus, and species. "Binomial nomenclature" refers to the two-part scientific naming of organisms, where the first part of the name indicates the genus and the second indicates the species. The genus name is always capitalized and the species name is lowercase, and when written, both parts are either italicized or underlined. A species is the most specific category in taxonomy and is defined as a group of organisms capable of interbreeding and producing fertile offspring.
For the task of classifying alien organisms and creating a taxonomic scheme, one should divide all organisms into two recommended kingdoms based on shared characteristics. Then, each kingdom should be divided into phyla, and phyla into genera (plural of genus), which further break down into species. For instance, if there are organisms similar to terrestrial plants and animals, one kingdom could be named Plantae and the other Animalia. Within Plantae, one might have a phylum named 'Photophylla' for organisms that perform photosynthesis, with a genus 'Chloroflorum' and a species 'verdantis' for a green-leafed organism, resulting in the scientific name Chloroflorum verdantis. Similarly, the kingdom Animalia could have a phylum 'Cursivora' for fast-moving creatures, with a genus 'Veloxiped' and a species 'rapidus', resulting in the scientific name Veloxiped rapidus.
The trophic level which includes the greatest amount of available energy is made up of
organisms which-
Z. break down organic matter to release energy.
Y. convert sunlight to chemical energy.
X. hunt animals for their energy needs.
W. receive the energy they need from plants.
Answer:
z
Explanation:
Organisms that convert sunlight to chemical energy, called photoautotrophs, make up the trophic level with the greatest amount of available energy. Energy is lost at each transfer up the food web, so primary producers (photoautotrophs) embody the most energy. Energy transfer efficiency is termed trophic level transfer efficiency.
Explanation:The trophic level with the greatest amount of available energy is made up of organisms that convert sunlight to chemical energy. These organisms are known as photoautotrophs and include plants, algae, and photosynthetic bacteria. They harness the solar energy of the sun by converting it to chemical energy in the form of ATP (and NADP). The energy stored in ATP is used to synthesize complex organic molecules, such as glucose.
Energy flows from the bottom to the top of the food web in an ecosystem, with energy being lost at each transfer. This is why the primary producers (the photoautotrophs) have the most energy available. They form the base of the food web and provide energy to all other trophic levels.
The efficiency of this energy transfer to other trophic levels is termed the trophic level transfer efficiency (TLTE). As per the second law of thermodynamics, large amounts of energy are lost as metabolic heat when organisms from one trophic level consume the next level, reducing the amount of energy available at higher trophic levels.
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What are fossil fuels, as organic compounds, made from?
Fossil fuels, such as coal, oil, and natural gas, are created from the anaerobic decomposition of dead plants and animals under high pressure and temperature over millions of years, leading to concentrated hydrocarbon energy sources.
Explanation:Fossil fuels, which include coal, oil, and natural gas, are formed from the remains of dead plants and animals that were subjected to intense pressure and heat over millions of years. These ancient organisms, rich in carbon-containing organic compounds such as carbohydrates, lipids, proteins, and nucleic acids, underwent a transformation process under anaerobic conditions, leading to the creation of these hydrocarbon-rich energy sources.
Different types of fossil fuels were formed depending on the type of organic matter present, the conditions of heat and pressure, and the length of time the materials were buried. For instance, the formation of oil and natural gas mainly resulted from marine organisms buried under sediment in ancient oceans and rivers, while coal typically originated from plant matter in swampy environments.
Today, the use of fossil fuels is a major energy source for humanity, released by burning these hydrocarbons. However, these fuels are considered finite and non-renewable as their rate of consumption far exceeds their slow natural formation process.
Final answer:
Fossil fuels, such as coal, oil, and natural gas, are formed from the anaerobic decomposition of ancient organic matter subjected to pressure and heat over millions of years. They are finite and non-renewable energy sources, and their formation is an extremely slow process.
Explanation:
Fossil fuels are energy sources such as coal, oil, and natural gas. They are composed of carbon-containing organic compounds like carbohydrates, lipids, proteins, and nucleic acids. These fuels originate from the anaerobic decay of dead plants and animals that lived hundreds of millions of years ago. Over time, this organic matter was buried under layers of sediment and subjected to immense pressure and heat, transforming it into the fossil fuels we use today. The process is extremely slow, requiring millions of years, and the resulting fuels are considered to be finite and non-renewable sources of energy.
The three main types of fossil fuels are coal, oil, and natural gas, each with a different state of matter: solid (coal), liquid (petroleum/oil), and gas (natural gas). Fossil fuel formation depended on the composition of the organic matter, the duration of burial, pressure, and temperature conditions. While the formation of new fossil fuels continues today at a minuscule pace compared to human consumption, it does not occur fast enough to be considered a sustainable resource for our energy needs.
Identify which type of natural selection is described in each case below.
Results in the evolution of the species:
Results in new species:
Favors traits at the two extremes:
No increase in diversity
One extreme traitis favored:
Diversity decreases
Diversity increases:
The type of natural selection that is generally described in each case is as follows:
Results in the evolution of the species: Directional selection. Results in new species: Disruptive selection. Favors traits at the two extremes: Disruptive selection. No increase in diversity: Directional selection. One extreme trait is favored: Directional selection. Diversity decreases: Stabilizing selection. Diversity increases: Disruptive selection. What do you mean by Natural selection?Natural selection may be defined as a type of strategy in nature through which organisms that are better adapted to their environment tend to survive and reproduce more than those less adapted to their environment.
There are different types of natural selection that exist in nature. It includes stabilizing selection, directional selection, disruptive selection, and balancing selection.
In stabilizing selection, intermediates are more favored while both extremes are less favored. Human body weight and sickle cell anemia are examples of this type of natural selection.
Therefore, the type of natural selection that is generally described in each case is well mentioned above.
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Directional selection leads to evolution within a species, diversifying/disruptive selection can lead to new species, and stabilizing selection decreases diversity by favoring average phenotypes.
Explanation:The question pertains to different types of natural selection and their impact on species diversity and evolution. Here are the types of natural selection that correspond to each description:
Results in the evolution of the species: Directional selectionResults in new species: Diversifying selection or disruptive selectionFavors traits at the two extremes: Disruptive selectionNo increase in diversity: Stabilizing selectionOne extreme trait is favored: Directional selectionDiversity decreases: Stabilizing selection tends to decrease diversity by selecting against extreme variants.Diversity increases: Disruptive selection or diversifying selection increases diversity by favoring multiple extreme traits.Each type of selection has different impacts on a population's phenotype distribution. Stabilizing selection favors the average phenotype and usually reduces diversity. Directional selection favors one extreme phenotype, driving evolutionary change. Lastly, disruptive or diversifying selection increases genetic variance by favoring multiple extreme phenotypes.
If our muscles didn’t generate opposing forces, in what specific ways would that limit us?
If muscles did not generate opposing forces, then the contraction and relaxation of muscles leading to movement will be limited.
Explanation:
Basically skeletal muscles work in pairs of agonist and antagonist muscles which work together but with opposing forces to contract and relax respectively. These opposing forces help to facilitate movement. Like in a bicep curl, the biceps work as agonist and triceps work as antagonist. The muscular strength is the force that acts against the opposing force of muscles. This strength is regardless of age, sex, weight or size of an individual.
If our muscles do not generate opposing forces, we would not be able to move.
A muscle refers to the tissue of the body that is important as a source of power. It's also responsible for movement. It's also vital for balance and posture.
The muscular system is vital for generating heat, urination, vision, posture, digestion, and movement. If our muscles do not generate opposing forces, we would not be able to move.
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Which of Camila’s actions were appropriate for escaping the rip current? Check all that apply.
Answer:
D & E
Explanation:
using her surfboard to stay afloat
yelling to the lifeguard for help
PLEASE ANSWER ASAP
A scientist is studying the human population of Country X. To predict the future growth rate of the population, which three statistics about the population of Country X would be most useful for the scientist to analyze? Select three answer choices.
A. birthrate
B. death rate
C. population distribution
D. population density
E. age structure
Answer:
A, B, E (?)
Explanation:
birthrate adds to population. death rate takes away numbers from population. age structure sounds similar to a age/population pyramid uses the number of people in total and separates it by age, gender and population within each of those subsections. population pyramids also change as generations age so it helps predict future baby populations.
hope this helps
The 3 statistics about a country that would be most useful to predict the future growth rate of the population of the country would be the birth rate, the death rate, and the age structure of the population.
The birth rate refers to the rate at which new individuals are being given birth to in the population while the death rate refers to the rate at which people die off the population.
Other things being equal, a population will increase if birth is more than death rate and decrease if death is more than birth.
The age structure of a population can also give an insight into what the future birth and death rates would look like. A country dominated by youth will likely have more future births than death while a country dominated by old people will likely experience more deaths than births in the future.
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6. Darwin was buried in Westminster Abbey next to Sir Isaac Newton. Describe the significance of this honor.
The honor of being buried in Westminster Abbey is reserved for the most important and influential figures in British history. Sir Isaac Newton, a renowned physicist and mathematician, and Charles Darwin, a famous biologist and naturalist, were both giants in their respective fields and contributed significantly to the advancement of scientific knowledge.
What are Westminster Abbey and Sir Isaac Newton?The honor of being buried in Westminster Abbey is reserved for individuals who have made significant contributions to British society and culture. As one of the most renowned scientists in history, Charles Darwin's burial in Westminster Abbey was a recognition of his contributions to science and the impact of his work on the world. This honor also reflected the growing acceptance of Darwin's theory of evolution and its role in shaping scientific thinking.
Hence, the honor of being buried in Westminster Abbey is reserved for the most important and influential figures in British history. Sir Isaac Newton, a renowned physicist and mathematician, and Charles Darwin, a famous biologist and naturalist, were both giants in their respective fields and contributed significantly to the advancement of scientific knowledge.
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pls help me with this question its science?
Answer:
The blank under the brain is the liver,
The blank under the lungs is a stomach
The urinary system helps collect any left over fluids. these fluids could include toxins and poisons.
The kidneys are one organ included in the urinary system. The kidneys filter out bad fluids then send them to the bladder to be exterminated of.
On the bottom, The third box would have a 1 in it
The second box would have a 2 in it
The first box would have a 3
the fourth box would have a fourth
Hope this helps
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Summarize what the researchers did to improve the quality of post mining site soil
Answer:
The researcher centred on the potential uses of biochar, charcoal primarily used for agricultural and to improve the quality of post mining sites.
A method called mountaintop removal was used by mining firms. This means that they remove rock and mineral deposits off the top of the mountain to gain access to within the coal seams. The resulting soil is infertile and strongly acidic. The compacted soil after mine proves harder to bring seed into the soil.
The researchers try to use biochar to help reforest the soil at the post-mining site. Before it was reseeded and replanted, they got permission to add a layer of biochar to a post-mining site. the team created “planting cells” of biochar‐enhanced soil on the post‐mining site and that showed improvment in the sapling growth.
Final answer:
Researchers improve post-mining site soil by ensuring safety, removing pollutants, restoring biodiversity, and rehabilitating waterways. They analyze soil content, address specific soil stress factors, and use soil laboratory analysis for making input recommendations. Encouraging mining companies to restore old sites involves creative and incentivizing strategies.
Explanation:
Improving Post-Mining Site Soil Quality
Researchers have approached the rehabilitation of post-mining sites with comprehensive strategies to improve soil quality and restore ecosystem functions. They ensure the site is safe and stable, remove pollutants that contaminate the site, aim to restore biodiversity similar to conditions before mining, and rehabilitate waterways to their previous state. In-situ moisture content and in-situ density of soil are analyzed to assess field conditions effectively. To address aluminum stress on acid soils, which is detrimental to agriculture, researchers seek scientific foundations for innovative strategies. Assessment of site quality often involves examining site variables like soil composition and correlating them with plant growth, though this process can be expensive and labor-intensive. Methods such as wetland creation, revegetation, and agroforestry are employed to prevent flooding, soil erosion, increase grass production, and improve overall soil health. Soil input recommendations are carefully crafted based on soil laboratory analysis, helping to manage the dynamic and complex soil systems in an efficient way.
Encouraging mining companies to proactively rehabilitate old sites might involve creative ideas like implementing incentives, showcasing successful rehabilitation case studies as models, and developing partnerships that align the companies' interests with environmental stewardship. Researchers stress the importance of understanding the dynamic and holistic nature of soil systems to effectively target interventions for yielding substantive improvements in soil quality and ecosystem recovery on post-mining sites.
Which air pollutant scars the lungs?
a. asbestos
b. fungi
c. ozone
d. radon
Answer: A (asbestos)
Explanation: Inhaling asbestos for prolonged periods of time, can result in lung damage.
Which term belongs in box 3 in the table? *
canopy
forest floor
understory
emergent
need help ASAP
The understory belongs in box 3 on the table having a height of up to 5 meters in the rainforest is known as the shrub layer.
What is the understory layer?The understory, a stratum made up of young trees, short species of trees, shrubs, and soft-stemmed plants, can be found many meters below the bottom of the canopy.
From rainforest to rainforest, the understory differs greatly. But compared to the canopy above it, it is darker, windier, and more humid everywhere.
Only splotches of sunlight are visible despite the rain that falls through the canopy. Here, shrubs with large leaves that thrive in the warmth, shade, and moisture flourish. In areas with more sunlight, smaller trees flourish.
Therefore, the warm, moist, and protected area beneath the leafy tree canopy is known as the understory.
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Energy is converted from solar to chemical in Process A and then from one form of chemical to another in Process B.
Which is described by Process A?
1. energy conservation
2. photosynthesis
3. cellular respiration
4. Krebs cycle
Answer:
B
Explanation:
HELPPP PLEASE ASAP! Choose all the answers that apply.
The troposphere:
is the hottest layer
contains the earth's weather
begins at the earth's surface
is the coldest layer
has very stable air
Answer:
Hello, I am pleased to present the correct answer darlings;
begins at the earth's surfacecontains the earth's weatherWhat is a homologous structure?
A. A structure that only exist in the embryo
B. A structure that has no use in the organism
C. A structure with similar shape but a different use
D. A structure that is only in index fossils
Answer:
c.
Explanation:
The definition of a homologous structure is an organ or body part that appears in different animals and is similar in structure and location, but doesn't necessarily share the same purpose. An example of a homologous structure is the human arm as compared to the wing on a bird.
looked it up hope it helps
Answer: Just answered
Explanation:
1. What invention was an early step in the discovery of cells?
a. Who was the first scientist to identify cells and name them?
Answer:
1. The microscope.
a. The first scientist to identify cells and name them was Robert Hooke
The microscope was a critical invention in the discovery of cells. Robert Hooke first identified and named cells in 1665, while Anton van Leeuwenhoek was the first to see living cells. These discoveries highlighted the cell as the fundamental unit of life.
The invention that was an early step in the discovery of cells was the microscope. In 1665, Robert Hooke was the first scientist to identify and name cells. He used a compound microscope to observe a thin slice of cork, within which he saw structures that appeared to him like a honeycomb. These structures were the dead cell walls of plant cells, and he coined the term "cells" to denote the small, room-like structures he observed.
Following Hooke, Anton van Leeuwenhoek advanced the study of cells. He was skilled in crafting microscopes and was the first person to observe and describe living cells, including bacteria, which he referred to as animalcules. Leeuwenhoek's observations of microorganisms were significant because they expanded the understanding of the cellular composition of life. Overall, the development of the microscope was crucial to the discovery of cells. This instrument allowed scientists to see the small structures that make up living organisms, leading to important contributions to what is now known as the cell theory.
In Mendel's Pea Plant Experiment, the color of the seed is an example of
A. a trait
B. recessive
C.an allele
In Mendel's Pea Plant Experiment, the color of the seed is an example of a trait.
What do you mean by trait?A trait is a specific characteristic of an individual. Traits can be determined by genes, environmental factors or by a combination of both. Traits can be qualitative (such as eye color) or quantitative (such as height or blood pressure).
Biological traits describe species' physiology, morphology, life history, and behavior, capturing both inter-specific interactions and the connections between species and their environment.
A trait is an unconditional constant that is inherited at the time of birth, whereas a character is a wide fundamental unit used to characterise various qualities presented by a set of organisms.
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In the chemical formula H2O , which description explains what the 2 represents
A.The number of oxygen atoms
B.the number of hydrogen atoms
C.the number of water molecules
D.the electrical charge on the water molecules
Hi there!
In the chemical formula H2O, the 2 stands for the number of hydrogen atoms. There are two hydrogen atoms and one oxygen atom in this formula. Therefore, the answer is B!
I really hope this helps!!!
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What gas do animals give off in the light?
Answer:
Animals give off carbon dioxide and plants make oxygen by carbon dioxide.
Algae are small photosynthetic organisms found in aquatic ecosystems. As algae grow, they produce and store a carbon-rich oil in their cells. Up to 40% of their body mass can be taken up by oil. Scientists discovered a way to extract the oil to create algae fuel, a biofuel that can be used in place of fossil fuels. Scientists expected that algae would be able to produce up to 60 times more oil per acre than plants, like corn, that are commonly used to produce biofuel.
To commercially produce algae oil, very large ponds for algae growth were constructed. However, scientists soon made two discoveries.
As the algae grew on the ponds, they crowded and shaded one another.
Many insects and other consumers frequently entered the ponds.
Why would these be a problem for algae oil production?
A.
Consumers feed on algae, so they cause the energy stored in algae oil to be permanently lost from the environment.
B.
Shading reduces access to sunlight, so algae produce fewer sugars and are less able to store energy in the oil.
C.
Insects feed on algae, so they cause all of the energy stored in algae oil to be converted back into light energy.
D.
Crowding reduces access to food, so it makes algae less able to take in the sugars needed to produce oil.
Answer:
B
Explanation:
Let's try to eliminate answer choices.
A) "Consumers feed on algae, so they cause the energy stored in algae oil to be permanently lost from the environment." The incorrect part here is that it says the energy is "permanently lost from the environment", but this is not true. All energy is constantly being recycled and by the Law of Conservation of Energy, energy cannot be destroyed or "lost".
B) "Shading reduces access to sunlight, so algae produce fewer sugars and are less able to store energy in the oil." This is correct.
C) "Insects feed on algae, so they cause all of the energy stored in algae oil to be converted back into light energy." This is incorrect because it says that all the energy is converted back into light energy. However, if insects eat the algae, it's not possible for that energy to become light energy; light energy can only come from the sun.
D) "Crowding reduces access to food, so it makes algae less able to take in the sugars needed to produce oil." This is incorrect because the algae doesn't take in sugar; it produces the sugar.
Thus, the answer is B.
Hope this helps!
Answer:
b
Explanation:
yo
The nasal meatus are formed by what bones??
Answer:
ethimoid bone
Explanation:
Why are viruses not considered to be living organisms?
Answer:
Cant reproduce
Explanation: Viruses cant reproduce by themselves they need a host cell that they take control of which provided all of the essential functions a living oraganism would provide in order to make more copies of itself hope this helps god bless
Answer:
they are acelluar
Explanation:
Viruses, like bacteria, are microscopic and cause human diseases. But unlike bacteria, viruses are acellular particles (meaning they aren't made up of living cells like plants and animals are), consisting instead of a central core of either DNA or RNA surrounded by a coating of protein.
Viruses also lack the properties of living things: They have no energy metabolism, they do not grow, they produce no waste products, and they do not respond to stimuli. They also don't reproduce independently but must replicate by invading living cells.
the rock cycle is defined as what?
The process in which igneous rocks are moved by erosion
The process in which rocks are formed, change, and break down
The process that changes igneous rocks and sedimentary rocks into metamorphic rocks
The process that changes metamorphic rocks into sedimentary rocks
The process that changes sedimentary rocks into igneous rocks by weathering
Explanation:
The three processes that change one rock to another are crystallization, metamorphism, and erosion and sedimentation. Any rock can transform into any other rock by passing through one or more of these processes. This creates the rock cycle.
help if good at earth science/ space pls!!
1.) Which proportion of the universe's galaxies can be seen from Earth?(1 point)
a, approximately 10 percent
b, nearly half
c, approximately 25 percent
d, far less than 1 percent
2.) The model of galaxy formation in which sections of gas clouds collapse into small pieces which repeatedly combine into larger pieces under the influence of gravity is called the ____ model or the ____ model?
3.) Why are most stars not destroyed in a galaxy collision?(1 point)
a) Galaxies are mostly empty space.
b) Galaxies don't have stars.
c) Galaxies move too slowly for that type of damage.
d) Gravity keeps them away from each other.
4.) The universe's galaxies have evolved since what point in time?(1 point)
a) 800 million years ago, when gas concentrations were optimal for galaxy formation
b) 13.8 billion years ago, right after the universe first formed
c) approximately 50 million years ago, after initial clumps of material were formed
d) 23.4 billion years ago, when the universe first formed
Answer:
1. The universe's galaxies have evolved since what point in time?
2. Which proportion of the universe's galaxies can be seen from Earth?
3. Which was used to create the first image of a black hole?
4. Which of these describes a nebula?
5. Why are most stars not destroyed in a galaxy collision?
6. What do supernova remnant and planetary nebulae have in common? Select the three correct answers.
7. Which of the following is an accurate description of cosmic microwave background (CMB) radiation? Select the two correct answers.
8. Select the correct answers from the list.
The model of galaxy formation in which sections of gas clouds collapse into small pieces which repeatedly combine into larger pieces under the influence of gravity is called the ____ model or the ____ model.
9. Drag and drop the words into the correct locations. Answers may be used once, more than once, or not at all.
Galaxies can be grouped by the age of the stars they tend to contain, with ____ galaxies having the youngest stars and ____ galaxies having the oldest stars.
10. Which event triggers the start of black hole formation?
Explanation:
1. 13.8 billion years ago, right after the universe first formed
2. far less than 1 percent
3. radio waves from matter at the edge of the black hole
4. cloud of gas and dust
5. Galaxies are mostly empty space.
6. They emit non-visible radiation.
They are composed of matter from dying stars.
They contribute matter to interstellar space.
7. CMB is uniformly distributed and of a uniform temperature across the universe.
CMB is remnant radiation from the Big Bang.
8. inside-out / bottom-up
9. irregular / elliptical
10. A massive star depletes its stores of hydrogen and helium