Answer:
they dont get eaten by other fish
since she is holding them and not as many are getting eaten there will be a biggier chance of the population rising
Explanation:
Answer:
may starve
Explanation:
The eggs will remain inside the female's mouth until they hatch into fry. ... After the mating, the female will have a mouthful of fertilized eggs. ... This is important because she will not eat while holding the eggs in her mouth the sad thing is she may starve or she may die before she see's them hatch she does this to protect the eggs from the aggresive father
List the 6 levels of ecological organization – starting with
the term used for an individual living thing, and ending
with the term that represents what the Earth is. How is the
organism you chose in the last lesson a part of each of the
levels? Example: LION- one lion is an individual; A group
of LIONS are a population, etc. (6 pts)
Answer:
organism, population, communities, ecosystem, and biome; excluding biosphere from the list.....or population, community, ecosystem, and biosphere.
Explanation:
brainliest???
The six levels of ecological organization include organism, population, community, ecosystem, biome, and biosphere. These represent levels from an individual living thing to the broadest scope of all ecosystems on Earth. Any organism you choose will fit into these levels in a similar manner.
Explanation:The six levels of ecological organization, starting from the smallest unit to the largest, are:
Organism: This is an individual living thing, such as a lion. Population: This refers to a group of the same species that lives in the same area, like a pride of lions in the same savannah. Community: This includes all the different species that live together in a habitat, like lions, zebras, and elephants in the savannah. Ecosystem: This constitutes both the living (biotic) and non-living (abiotic) factors of a particular environment. For instance, a savannah ecosystem would include all its animals, plants, weather, and so forth. Biome: This is a major ecological community spread over a large area, for instance the Savannah biome, which has similar weather, animal, and plant life across multiple continents.Biosphere: This is the part of the earth where life exists, including all biomes and ecosystems. Thus, our lion from the earlier example is part of our global biosphere.
The organism you chose in the previous lesson would fit into these levels in a very similar manner to our lion example.
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This phylum includes the vertebrates, together with several closely related invertebrates. They are united by having, at some stage in their life, a notochord, a hollow dorsal nerve cord, pharyngeal slits and a muscular tail extending past the anus.
Answer:
Chordates
Explanation:
Chordates (phylum Chordata) include the vertebrates, together with several closely related invertebrates.
Dr. Tanaka discovered a new virus. The virus has a single strand of a nucleic acid, but she does not know if it is DNA or RNA. After running tests, she concludes that it is DNA. Which of the following would lead her to that conclusion?
A. It contains cytosine.
B. It contains thymine.
C. It contains uracil
D. It contains adenine
Answer:
Explanation:
I believe it is b
Dr. Tanaka can conclude that the genetic material of this virus is DNA because it contains thymine (Option B).
In DNA, there are four types of nucleotides, each one containing one different nitrogenous base.
These four nitrogenous bases are Adenine, Guanine, Cytosine and Thymine.
Moreover, in RNA, Uracil bases replace Thymine bases.
In conclusion, Dr. Tanaka can conclude that the genetic material of this virus is DNA because it contains thymine (Option B).
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Which of the following best describes the use of a non–renewable resource? (2 points)
a. California has several power plants that use heat from the Earth to generate electricity.
b. In the state of Texas, you can find miles of windmills that are used to generate electricity.
c. Oil is burned to heat water into steam in order to turn turbines that generate electricity.
d. The electronic signs along the highway are run by solar power.
PLEASE HELP
Answer:
c
Explanation:
the answer is c because oil is a non renewable resource due to the time it takes to make
Natural gas is unquestionably a much cleaner non-renewable energy source than coal, but it still contributes to almost a third of the nation's greenhouse gas emissions. Thus, option C is correct.
What is the significance of non-renewable resource?A resource is nonrenewable if it is consumed more quickly than it can replenish. A nonrenewable resource's supply is limited, which means it is difficult to refill. The Earth itself is used to harvest non-renewable resources.
Nuclear power, natural gas, coal, and oil are examples of nonrenewable energy sources. The fact that we now rely on these resources to provide the majority of our energy needs makes the fact that they cannot be replenished after they are depleted a serious issue for humanity.
Therefore, oil is burned to heat water into steam in order to turn turbines that generate electricity, best describes the use of a non-renewable resource.
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America has 36 total chromosomes in each body cell. After meerkat cells undergo the process of meiosis each gamete will have how many chromosomes
Answer: 18 chromosomes
Explanation: Gametes have half the number of chromosomes as normal body cells. 36/2=18.
The light-independent reactions in plants produce
a. ATP
b. COM
C.
simple sugars
proteins
Answer:
the answer is ATP
Explanation:
which factor is most likely to play a role in producing different varieties of cattle? A.necrosis
B.meiosis
C.apoptosis
D.mitosis
Answer:
I think it is Meiosis
Explanation:
In meiosis, 4 or more combinations of the genes are created. This can be graphed using a punnet square.
Final answer:
The most likely factor to produce different varieties of cattle is meiosis, which allows for genetic recombination and diversity through selective breeding. Necrosis and apoptosis, which pertain to cell death, do not contribute to genetic diversity, while mitosis results in identical cells.
Explanation:
The factor most likely to play a role in producing different varieties of cattle is meiosis. Meiosis is the process of cell division in sexually reproducing organisms that results in the production of gametes (sperm and egg cells) with half the number of chromosomes of the parent cell. This reduction leads to genetic diversity when these gametes combine during fertilization. Meiosis allows for genetic recombination and the potential for new traits to emerge, which can be selected for through breeding practices. Therefore, selective breeding, utilizing the genetic diversity produced by meiosis, is instrumental in cultivating different cattle varieties.
On the other hand, necrosis and apoptosis are processes related to cell death. Necrosis is an uncontrolled process often due to injury, while apoptosis is a programmed cell death necessary for development and maintaining cell equilibrium. Mitosis is a process of cellular replication that produces two genetically identical daughter cells and does not contribute to genetic diversity as meiosis does.
Which release of greenhouse gases can be attributed to human activities?
A. Manufacturing plants
B. Volcanic eruptions
C. Solar cycles
D. Wildfires
A plant takes in carbon dioxide (CO2) from the atmosphere and uses it to make glucose (C6H12O6) through photosynthesis. Later a deer eats the leaves of the plant obtaining the plant’s glucose. After respiration, the deer exhales carbon dioxide (CO2) back into the atmosphere. This is an example of _________________.
Final answer:
The process described is the carbon cycle, which involves the movement of carbon between different parts of the ecosystem through the processes of photosynthesis and respiration.
Explanation:
A plant takes in carbon dioxide ([tex]CO_{2}[/tex]) from the atmosphere and uses it to make glucose ([tex]C_{6}H_{12}O_{6}[/tex]) through photosynthesis. Later a deer eats the leaves of the plant obtaining the plant's glucose. After respiration, the deer exhales carbon dioxide ([tex]CO_{2}[/tex]) back into the atmosphere. This is an example of the carbon cycle.
The carbon cycle is a fundamental biogeochemical cycle, which involves the movement of carbon between the atmosphere, biosphere, oceans, and geosphere. During photosynthesis, plants use sunlight to convert atmospheric [tex]CO_{2}[/tex] and water into glucose ([tex]C_{6}H_{12}O_{6}[/tex]) and oxygen ([tex]O_{2}[/tex]). This glucose is then used by the plant for growth and energy. When a heterotroph, such as a deer, eats the plant, it obtains energy by breaking down the glucose during respiration. The respiration equation is: [tex]C_{6}H_{12}O_{6}[/tex] + 6 [tex]O_{2}[/tex] → 6 [tex]CO_{2}[/tex] + 6 [tex]H_{2}O[/tex] + Energy released.
In this process, as glucose is broken down, carbon is returned to the atmosphere in the form of [tex]CO_{2}[/tex], thus completing the cycle. This illustrates how carbon is continuously cycled within the ecosystem through the processes of photosynthesis and respiration.
Each statement explains a cause that would prevent a plant not to bear seed in its life cycle except:
Answer:
"The plant will grow to full maturity and produce flowers instead"
What ability have many cave fishes lost
Answer:
most likely sight
Explanation: it is very dark in caves anyways, and their pupils would need to adjust to light, and of they have been living in a cave for a while, they would have adapted larger pupils to take in any possible light.
Answer:
the ablility to see
Explanation:
Glaciers act as ___ in the water cycle, because they can store water for a long period of time
Glaciers act as reservoirs in the water cycle, storing water for a long period of time. They play a crucial role in regulating water supply, especially in regions that depend on glacier meltwaters. The retreat of glaciers due to global warming can have significant impacts on local ecosystems and water availability.
Explanation:Glaciers act as reservoirs in the water cycle because they can store water for a long period of time.
When water from precipitation or melting ice accumulates in glaciers, it gets stored as ice for hundreds or thousands of years. This stored water is released gradually over time, contributing to the overall water cycle. Glaciers play a crucial role in regulating water supply, especially during dry seasons or in regions that depend on glacier meltwaters.
An example of glaciers acting as reservoirs is the Grinnell Glacier in Glacier National Park. The retreat of the glacier due to global warming has led to a loss of summer meltwaters, affecting local ecosystems and water supplies.
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What 4-5 elements from the periodic table are necessary in an ecosphere?
Answer:
air, water, life (algae, microorganisms and shrimp) and land (gravel and sea fan)
Explanation:
The EcoSphere is a tiny working model of the Earth. It contains the same essential elements that are found on our planet- air, water, life (algae, microorganisms and shrimp) and land (gravel and sea fan).
Individuals with characteristics that are poorly suited to the environment are _______ likely to survive and reproduce. *
Answer:
less
Explanation:
not, less,
anything that means the same as that. bc if they're less suited. they die.
Which shows the correct sequence of steps involved in sexual reproduction?
Answer:
Meiosis produces sex cells, egg and sperm join. Then zygote forms, new organism develops. Egg and sperm join, zygote forms, meiosis produces sex cells, new organism develops.
Explanation:
Answer:
three stages: Pre-fertilization, Fertilization, and Post-fertilization
Explanation:
why is homeostasis important to organisms
Answer:
maintaining homeostasis is important is because single- celled organisms rely on it so it can carry out all the functions necessary for life.
A.s.a.p!
Select the correct answer.
Which of the following correctly describes how carbohydrates are utilized in the body?
Carbohydrates from the food you eat are broken down to glucose then transported through the blood stream to cells in the
body where they provide energy.
Glucose from food you eat is built into carbohydrates, transported in the blood stream to the cells in the body where they
provide energy.
Carbohydrates from the food you eat are transported through the blood stream to the cells in the body where they provide
energy and create a by-product called glucose.
D.
Carbohydrates from the food you eat provide energy to cells and are then transported through the blood stream to be stored
as glucose.
Answer:
Answer is D
Explanation:
How are rocks that contain oil
similar to a sponge?
Which of the following answer correctly describe DNA. There is more than one correct answer.
Bases are adenine, uracil, cytosine and guanine.
Bases are adenine, thymine, cytosine and guanine.
Single helix
Sugar is deoxyribose
Sugar is ribose
Double helix
Answer:
the second, fouth, and last
Explanation:
Double helix
Sugar is deoxyribose
Bases are adenine, thymine, cytosine and guanine.
those are true
Llamas have sexual reproduction. Some types of llamas have 74 chromosomes. That is how many chromosomes are in their somatic (body) cells. How many chromosomes would be found in their gametes?
Answer: 37 chromosomes.
Explanation: As is typical of mammals, llamas are diploid organisms, meaning that the number of chromosomes in each of their somatic cells is exactly twice of that found in the gametes (the so-called haploid number, referred to as "n"). If a particular species has 74 chromosomes in its somatic cells, we should expect to find 74/2=37 chromosomes in each gamete.
Sexual reproduction occurs as a result of the fertilization of the gametic counterparts of two different sexes (males and females).
Some types of llamas have 74 chromosomes (diploid). The number of chromosomes that would be found in their body cells would be 32 single chromosomes (haploid cells).
Organisms undergo growth division process of mitosis and meiosis.Mitosis occurs in the body cells producing the exact number of diploid cells from parent cell. Meiosis is a reductional division that reduces the number of chromosomes in the gamete cells by half.This is to ensure that the fertilization of the egg gamete (haploid) and the sperm cell (haploid) yields a diploid zygote.Learn more: https://brainly.com/question/17179690
Deforestation is a process in which trees and other vegetation are removed from a section of land. What statement best describes the long-term consequences of deforestation on the carbon cycle?
A.
More carbon will be released by carbon sources, so the level of atmospheric carbon may decrease.
B.
Less carbon will be stored in carbon sinks, so the level of atmospheric carbon may increase.
C.
Less carbon will be released by carbon sources, so the level of atmospheric carbon may increase.
D.
More carbon will be stored in carbon sinks, so the level of atmospheric carbon may decrease.
Incomplete dominance can be observed in snapdragons. Snapdragon flowers
that have two RR alleles have a red phenotype. Snapdragon flowers with arr
have a white phenotype. Snapdragon flowers that are Rr are pink.
11. Fill in the two Punnett squares in diagram at right.
12. This is a non-Mendelian trait, but how could this be different if the trait
was Mendelian?
Incomplete dominance is observed in snapdragons, where the phenotype of the flower is determined by the combination of alleles. The Punnett squares show the possible genotypes and phenotypes of the offspring. If the trait were Mendelian, there would be distinct phenotypic differences between the homozygous genotypes.
Explanation:Incomplete dominance is observed in snapdragons, where the phenotype of the flower is determined by the combination of alleles. In this case, snapdragons with two RR alleles have a red phenotype, those with aa alleles have a white phenotype, and those with Rr alleles have a pink phenotype.
The Punnett squares can be filled out by crossing a RR individual with an rr individual or crossing two Rr individuals. In the first case, all offspring will be Rr (pink phenotype). In the second case, there will be a 1:2:1 ratio of RR:red, Rr:pink, and rr:white offspring.
If the trait were Mendelian, the dominant allele would completely mask the recessive allele, resulting in a clear-cut phenotypic difference between the two homozygous genotypes RR and rr, without any intermediate phenotype.
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in figure 13-1 between which nucleotides is the DNA cut?
(A) ADENINE AND THYMINE
(B) CYTOSINE AND GUANINE
(C) THYMINE AND CYTOSINE
(D) ADENINE AND GUANINE
Answer:
d
Explanation:
because i studied that this will be the ans
A biologist wishes to take a useful gene found in penguins and introduce it into some bacterial cells. Her experimental procedure is given below.
Use a restriction enzyme to cut a gene out of the penguin DNA.
Use a restriction enzyme to cut open a plasmid.
Treat the plasmid with DNA ligase.
Treat the plasmid with DNA polymerase.
Introduce the plasmid into bacterial cells.
A step is missing. Where should it go in this procedure?
“Mix the desired gene and plasmid together” should go after step 5.
“Mix the desired gene and plasmid together” should go between steps 3 and 4.
“Mix the desired gene and plasmid together” should be the first step.
“Mix the desired gene and plasmid together” should go between steps 2 and 3.
Answer:
The last one IM like 80% sure its the answer
Explanation:
Final answer:
The missing step, "Mix the desired gene and plasmid together," should be placed between steps 2 and 3 in the procedure, after the plasmid has been cut and before it is treated with DNA ligase.
Explanation:
The step "Mix the desired gene and plasmid together" should take place after the plasmid has been cut with a restriction enzyme and before it is treated with DNA ligase. The correct sequence of steps in the procedure would be:
Use a restriction enzyme to cut a gene out of the penguin's DNA.Use a restriction enzyme to cut open a plasmid.Mix the desired gene and plasmid together.Treat the plasmid with DNA ligase to join the gene of interest to the plasmid DNA.Treat the plasmid with DNA polymerase if necessary.Introduce the plasmid into bacterial cells.This sequence ensures that after the plasmid is opened, the gene of interest is present for ligation, creating a recombinant plasmid to be introduced into the bacteria for gene expression.
1. Plants produce glucose and oxygen during the process of
absorbs solar radiation and reradiates it to Earth's
2. Earth's
surface.
Key Concepts:
Answer:
Plants produce oxygen gas and glucose molecule during the process of photosynthesis by absorbing radiation of the sun.
Explanation:
Photosynthesis is a process in which glucose and oxygen are produced by the combination of carbondioxide and water in the presence of sunlight. Carbondioxode is taken in the leaves through stomata and water is absorbed by the plant from the soil. When these two substances combine in the presence of sunlight produces glucose and oxygen.
All the genetic material needed to grow a human is present in the ___________ of its cells.
Question 1 options:
cytoplasm
nuclei
lysosomes
endoplasmic reticulum
The answer is nuclei
Which is a possible negative result of using renewable resources?
Answer:
Explanation:
h
1. scientists had identified a pattern in the moths that they thought was important. What was the pattern?
2. The classified identified several factors that could affect populations. One of those factors was abiotic. What are some abiotic factors that you think would be affecting the moth population.
Answer:
1. They had predators both at night and through the day, and that they tried to hide and rest on trees but were not very hidden.
2. The chemicals released by the female moths to mate and lay eggs is an important abiotic factor in which affected the population. The more the chemical was released, the more it led to eggs being laid and reproducing.
Explanation:
The moth symbolizes rebirth, change, transformation, resurrection, and the power of regeneration in Native American mythology. In fact, butterflies and moths both hold a significant position in the Native American culture.
How did moths evolve?
Scientists have long attributed these insects' rich variety to their close connections with other organisms. Butterflies, they hypothesized, evolved in tandem with the plants they fed on, and moths developed sophisticated defense mechanisms in response to bats, their main predators.
What is the cycle of a moth?There are four stages of the moth life cycle: eggs, larvae, pupa/cocoon, and adult. Each stage represents a significant step in a moth's lifespan.
What was causing the change in the moths?Genetic ChangesMoths passed their color to the next generation. Eggs from light moths developed into light moths and dark moth eggs turned to dark adults. The dark color was caused by a mutation in the DNA of a single moth, and the mutated gene had been passed to all its offspring.
How abiotic factors affect moth populations?Environmental factors that influence populations are divided into two categories – abiotic and biotic factors. Abiotic factors refer to the non-living physical and chemical elements found in an ecosystem such as rainfall, temperature, pH, sunlight, shelter and day length.
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The
cycle is not a nutrient cycle
Answer:water cycle
Explanation:
Biogeochemical cycles, such as the carbon, nitrogen, and phosphorus cycles, play a crucial role in ensuring the continuous availability of essential nutrients for all living organisms, including their recycling through the ecosystem and non-living world.
Explanation:Biogeochemical Cycles
Biogeochemical cycles refer to the processes responsible for the cycling of mineral nutrients through ecosystems and the non-living world. These cycles ensure that essential nutrients, which are vital for the growth and survival of all organisms, are reused and recycled within the environment. Among the significant nutrient cycles are the carbon cycle, nitrogen cycle, and phosphorus cycle. Every living organism relies on these cycles for nutrients that are crucial for their growth and development.
For instance, the carbon cycle involves plants taking in carbon dioxide during photosynthesis and releasing oxygen. The nitrogen and phosphorus cycles are critical in providing mineral nutrients to plants from the soil. These nutrients then flow through the ecosystem, supporting various forms of life, and are eventually returned to the soil and atmosphere where the cycle begins again.
Disruptions in nutrient cycles can lead to environmental issues such as nutrient leaching and a decline in soil fertility, impacting both plant and animal life. The condition of natural vegetation cover is essential in maintaining these cycles, as plants play a significant role in the absorption and release of nutrients.
Which of the following is a reason for discovering a new drug?
A. To confuse patients and physicians
B. To replace a less-affective drug
C. To Create a new disease
D. To duplicate an older drug
Answer:
B to replace less affective drug.
The reason for discovering a new drug is to replace a less-effective drug.
What is a drug?"It is a chemical substance, which, when administered to a living organism, produces a biological effect."Some of the drugs include: anti-depressant, CNS stimulants, analgesics, etc.Why some drugs become less-effective?As we use the drug for long time it creates a tolerance level, where our body fails to produce a response when administered by such drugs.Over the time, diseases undergo various types of mutation and cannot be treated by using the same drug that was used before. So, a new drugs are being discovered from time to time.Hence, the correct option is B. To replace a less-affective drug.
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