Answer:
the root system
Explanation:
The shoot system is above ground and includes the organs such as leaves, buds, stems, flowers (if the plant has any), and fruits (if the plant has any). The root system includes those parts of the plant below ground, such as the roots, tubers, and rhizomes.
Which of the following is a characteristic of a strong base?
O
A. It contributes OH-ions to a solution.
O
B. It contributes H+ ions to a solution.
O
C. It does not completely dissociate in water.
O
D. It is more concentrated than a weak base.
Answer:
A. it contribus OH-ions
A characteristic of a strong base is the complete ionization in solution to release OH- ions. Concentration doesn't define a base's strength; rather, it's the degree to which it dissociates in water. Acids, contrastingly, donate H+ ions.
Explanation:Among the provided options, the correct answer is 'It contributes OH- ions to a solution'. Strong bases are substances that completely ionize in solution and release OH- ions. A base can be thought of as a substance that donates hydroxide ions. On the contrary, substances that contribute H+ ions are known as acids. The concentration of a solution doesn't define whether it's a strong or weak base, but rather the degree of dissociation does. Strong bases completely dissociate, as opposed to weak bases which only partially do so.
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The biome with the most diverse communities of organisms is the
Rain forest
Deciduous forest
Prairie
Coniferous forest
The biome with the most diverse communities of organisms is the rainforest.
Answer:
rain forest
Explanation:
A while mates with a blavk hen. The offspring is gray color. What is this phenomenon called
Answer:
Incomplete Dominance
Explanation:
Incomplete dominance is a phenomenon in which the alleles of two genes are not completely dominant over each other and so when they are present at the same time in an organism (heterozygous for that gene) the organism will have an intermediate phenotype that is a combination of both phenotypes.
For example: The flower color in Snapdragon can have three different genotypes as well as phenotypes. The flowers can be red, pink or white depending on their genotype. The allele for red flower (R) is incompletely dominant over allele of white flower (r). A plant with genotype RR will be red flowered and that with rr will be white flowered. However, if a plant has genotype Rr (intermediate), then the flowers will be white in which no allele was dominant over the other and both showed their effect giving a combination of two colors as Pink flowers.
Same is the case with the mating between white and black hen, where offspring was grey in color. This grey was a combination phenotype of two phenotypes.
Hope it helps!
What happens during anaerobic cellular respiration
In anaerobic respiration, glucose breaks down without oxygen. The chemical reaction transfers energy from glucose to the cell. Anaerobic respiration produces lactic acid, rather than carbon dioxide and water.
Hope this helped, please make to make me brianliest answer ❤️
Answer:
Lactic acid fermentation may occur. Cells covert pyruvic acid into lactic acid. NADH is converted to NAD+. No additional ATP is produced after glycolysis. Alcohol fermentation may occur.Cells convert pyruvic acid to carbon dioxide and alcohol.
What is a histone protein
What is a B cell
A.)A pathogen that makes antigens
B.)A lymphocyte that makes antibodies
C.)An antigen that makes antibodies
D.)A virus that makes bacteria
Answer:
B.)A lymphocyte that makes antibodies
Explanation:
B cells creates antibodies, which help fight foreign viruses and bacteria to help prevent an individual from getting sick.
Water and Carbon dioxide are waste products released as a direct result of
(1)asexual reproduction
(2)mechanical digestion
(3)natural selection
(4)cellular respiration
Water and Carbon dioxide are waste products released as a direct result of cellular respiration. So, the correct option is (D).
What is Cellular Respiration?Cellular respiration is defined as the process in which organic fuels are oxidized in the presence of an inorganic electron acceptor such as oxygen to produce a large amount of energy to drive the bulk production of ATP.
The function of cellular respiration is that it provides cells with the energy they need to function. If living beings do not get the energy they need from food. All living things will eventually die, regardless of the quality and quantity of food.
In this process, oxygen is released as a byproduct which is used to break down glucose, releasing chemical energy and heat in the process. Carbon dioxide and water are products of this cellular respiration reaction.
Thus, water and Carbon dioxide are waste products released as a direct result of cellular respiration. So, the correct option is (D).
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Which of these is an advantage of hydropower?
A
O
A. It is expensive to build and maintain.
O
B. It has high power-plant efficiency.
O
C. It harms aquatic organisms.
O
D. It is available only in limited areas.
SUBMIT
Answer:
It has a long power-plant life span.
Explanation:
for the people whos apex is different then others
The advantage of hydropower is that it has high power-plant efficiency.
What is a hydropower?
Hydropower is the generation of electricity by help of movement of water.It accounts for almost 20% of world's electricity.Hydropower is generated by turbines that are turned by moving water.Advantage of hydropower-
Renewable and green energy source.Low level of pollution.Domestic power source.High power plant efficiency.Hence, we can conclude that a hydropower is advantageous in having high power-plant efficiency.
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Which of the following parts of a prokaryote is the part of the cell membrane that is folded in and thought to be used for helping DNA replicate?
Answer:
Mesosomes
Explanation:
Mesosomes are part of cell membrane that is folded. It is that part of prokaryotes which not only aids in increasing cell surface area for respiration but also aids in DNA replication and synthesis of cell wall. They play same role as mitochondria in eukaryotes so, are also called mitochondria of prokaryotic cells.
Why are stains such as Methylene Blue used when observing cells under the microscope?
Answer:to make them more visible
Explanation:
Stains like Methylene Blue are used in microscopy to add color to cells, enhancing the visibility and identification of important cellular structures. It also aids in differentiating and identifying pathogenic bacteria, thereby aiding in disease diagnosis and treatment.
Explanation:Stains like Methylene Blue are used when observing cells under a microscope because they add color to certain parts of the cells, which otherwise lack contrast and color in their natural state, thus making important cellular structures visible and identifiable. Specifically, the positive chromophores in basic dyes like Methylene Blue latch onto the negatively charged cell walls, making them positive stains, further enhancing the visibility of the cells.
In addition, staining methods can shed light on various aspects of cellular structure and function. For instance, a process like the Gram stain technique uses Methylene Blue as a secondary counterstain, rendering certain non-acid-fast cells blue and allowing pathogenic bacteria to be differentiated and identified. This crucial use of stains enhances the contrast in the microscopic image and helps in the diagnosis and treatment of various diseases.
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Many different populations of marine life live at a coral reef. This is an example of which of the following? Ecosystem diversity Genetic diversity Natural selection Species diversity
Answer:
Specie diversity
Explanation:
Let's understand each option to get to know that why specie diversity is the right option.
1- Ecosystem diversity shows that how different types of habitats there can be where the organisms can live, for example desert ecosystem, tundra ecosystem etc.
2-Genetic diversity means the diversity or variety present in the genetic makeup of organisms which leads to variation among same traits in organisms, for example, many types of eye color, many kinds of facial feature, height ranges etc.
3- Natural selection is based on a theory that there lies a competition of food and resources between organisms for survival. One who has better ability to grab resources survives better and is called fittest.
4- Specie diversity simply indicates that how many diverse kinds of specie or populations can stay at same habitat or ecosystem which perfectly suits our given situation in question.
Hope it helps!
Answer:
species diversity
Explanation:
Which cell structures are seen in all cell types? Check all that apply.
DNA
cytoplasm
nucleus
ribosomes
cell membrane
Answer:
DNA
cytoplasm
ribosomes
cell membrane
Explanation:
Nucleus is not seen in all cell types.
The image below shows a chromosome with three genes labeled
gene 1
gene 2
gene 3
How are these three genes related?
A
All three genes are linked, and genes 2 and 3 are strongly linked
B.
All three genes are linked, and genes 2 and 3 are weakly linked
c.
Genes 1 and 3 are unlinked, and genes 2 and 3 are strongly linked
d. Genes 1 and 2 are unlinked, and genes 2 and 3 are weakly linked. I NEED THIS ASAP PLZZZZ???
Answer:
A
Explanation:
Linked gene are genes with a high probability of being inherited together. Linked genes are mostly found on the same chromosome and chromosome arm. The closer the genes are along the arm of the chromosome, the even higher degree of linkage – because even in cases of crossing over in meiosis I, they are more likely to remain together.
Answer:
A. All three Genes are linked, and genes 2 and 3 are strongly linked
Explanation:
A student conducts an experiment to see how music affects plant growth. The student obtains four identical plants. Each one is potted in the same type of soil and receives the same amount of sunlight and water each day. Plant A listens to classical music for three hours each day. Plant B listens to rock music for three hours each day. Plant C listens to country music for three hours each day. Plant D does not listen to any music at all.
2. In the experiment described in the scenario, which group represents the control group?
A. Plant C
B. Plant B
C. Plant D
D. Plant A
Es la C la correcta
Answer: C. plant D
Explanation:
To study how music affects plant growth, the experiment exposes several identical plants to different types of music and there is a control plant that is not exposed to any music. Plant D does not listen to any music at all.
[tex]\textit{\textbf{Spymore}}[/tex]
What happen to the ocean floor in deep-ocean trenches
Answer:
it is destroyed as it plunges into the mantle
Deep-ocean trenches, such as the Mariana Trench, are formed by the process of subduction where one tectonic plate is pushed beneath another.
The ocean floor in deep-ocean trenches is significantly affected by geological processes. These trenches represent the deepest parts of the ocean floor and are created by the process of subduction, where one tectonic plate is forced beneath another and into the Earth's mantle. The area surrounding these trenches is often characterized by active volcanic activity and earthquakes due to the movement of the tectonic plates.
For example, the Mariana Trench, the deepest known part of the ocean, is a result of such a subduction zone. Material from the subducting plate is pushed into the mantle, contributing to intense geological activity. Over time, sediment and debris from erosion, biological activity, and volcanic eruptions may accumulate in the trench, altering the floor's composition.
Deep-ocean trenches are also situated close to features like mid-ocean ridges and abyssal plains. Mid-ocean ridges are where new oceanic crust is formed, hinting at the dynamic and cyclical nature of the ocean floor's topography. The rocky landscape of a trench contrasts with the relatively flat abyssal plains nearby, which are among the flattest and smoothest regions on Earth's surface.
A liquid will contain convection currents until which condition is true?
[tex]\text{Hey there!}[/tex]
[tex]\text{A liquid will contain convection currents until which condition is true?}[/tex]
[tex]\boxed{\text{Answer: The liquid has about the same amount of temperature throughout}}\checkmark[/tex]
[tex]\text{Reason}\downarrow[/tex]
[tex]\text{The current convection will occur from the \bf{heat system.}}\\\text{Anything else of the temperature will NOT HAVE heat in that movement.}\\\text{Because, heat comes from an energy and majority energies will have a movement.}[/tex]
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Convection currents in liquids continue until density decreases as temperature increases due to buoyant forces.
Convection currents in a liquid will continue until the condition where density decreases as temperature increases due to buoyant forces is met.
two atoms have the same number of protons but different number if neutrons these atoms are:
A. electrons
b. molecules
c. radiation
d. isotopes
(apex)
Answer:
isotopes
Explanation:
Answer:
Isotopes
Explanation:
Earth is home to more than 20 million kinds of organisms, and all have DNA made up of only four types of nucleotides. The bodies of each kind of organism grow and function according to instructions in their DNA. Such variety is possible because each organism's DNA molecules:
A.
can quickly change into different shapes.
B.
contain two strands of nucleotide bases.
C.
contain a unique sequence of nucleotide bases.
D.
combine easily with other molecules.
help MEEEEEEE please
Answer:i think it could be C im not sure
Explanation:
Final answer:
The Earth's biodiversity is attributed to the unique sequence of nucleotide bases in each organism's DNA, allowing for a vast combination of genetic codes despite the use of only four types of nucleotides.
Explanation:
The variety of life on Earth is possible because each organism's DNA molecules contain a unique sequence of nucleotide bases. This means the correct answer to the student's question is:
C. contain a unique sequence of nucleotide bases.
Despite the fact that all organisms use DNA as their genetic material with the same four types of nucleotides (adenine, thymine, cytosine, and guanine), the sequence of these bases can vary immensely. This variation allows for the incredible diversity of life we see on Earth. Just as combinations of zeros and ones can create vast amounts of different programs and data in computer systems, the combinations of A, T, C, and G in various sequences form the genetic code that directs the growth and function of every living organism.
How does translation form proteins?
DNIA
The ribosome reads an mRNA in codon (3 consecutive nucleotides) sequences. It begins with a start codon that codes for methionine. As the ribosome reads the codons, the respective tRNA (with the respective anticodon) is recruited bringing in an amino acid coded for by the codon. The amino acid brought in then forms a peptide bond (mediated by peptidyl transferase enzyme) with the preceding amino acid. This continues until the whole mRNA is read or until a stop codon is encountered. A polypeptide will eventually have been formed.
two human activities that could contribute to the introduction of invasive species.
Answer:
Invasive species or alien species is the term referred to the organisms which are introduced in an ecosystem due to man made or any environmental activity. Humans play primary role in the introduction of invasive species in a certain ecosystem.
Explanation:
These activities may include the ships and boats flowing in aquatic regions of the world that carry novel aquatic organisms in their ballast water and propellers respectively. The small insects present into their shipping pallets and wooden parts are carried from one place to another place where they cause threat for the availability of food and nutrients to the already existing populations.
Another human activity that can contribute to the introduction of invasive species is the enhanced fuel consumption which leads to environmental pollution around the globe. This environmental pollution gets so immense in some areas that it can make the survival of existing species difficult and thus they move to new location for their survival.
Therefore, it can be seen that human activities have potential role in the spread and introduction of invasive species.
Hope it helps!
organisms that rely on other living things for food are called
Answer:
organisms that rely on other living things for food are called heterotroph
Answer: heterotrophs
when dna separates into two strands the dna would most likely be directly involved in
Answer:
Replication
Explanation:
DNA unwinds into 2 seperate strands during replication
DNA replication is the process in which DNA makes it copy and incorporate into the daughter cell. Cell division is the process in which the DNA is replicated and transmitted in the daughter cells.
DNA replication is the starts with the formation of a replication fork, in which the helical structure of the DNA is unwinded into two template strands.
The information coded into the template strand is copied into the complementary strand. The process of making a complementary strand from the template strand involves transcription, followed by a translation.
Thus, during cell division, the DNA is replicated and separated into two strands.
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Which is a result of a seasonal change (meaning a change that happens over
and over at a certain time of yean?
A Chipmunks sleeping underground through the winter
B
Mice growing larger due to having a large food supply
C
Grasses being killed by the spread of a virus
D
Plankton dying due 1 an oil spill in the ocean
Answer:
A. Chipmunks sleeping underground through the winter
Explanation:
A seasonal change in the behavior of a living organism is a change that occurs every year at a particular time. The reasons for the occurrence of such changes are so that the organism has advantage in survival in the environment. In this case we have the chipmunk that sleeps underground through the winter. We have an animal which exhibit a seasonal change every year, during the winter period. The reason for this is that the chipmunks have very quick metabolism, so if they are active during the winter they will starve because of lack of food. Instead, the chipmunks have evolved to hibernate during the winter, thus slowing down the work of their hurt during the winter and sleep, until the spring comes.
Answer:
Chipmunks sleeping underground through the winter
Explanation:
apex
Put the stages of fossil fuel formation in their correct order pleaseeee.
* Natural gas is forced into crevices or
sedimentary rock pores.
•Oxygen is used up or expelled.
•Amount of heat dictates physical state of
fuel
•Material is buried in sediment and silt.
•Heat and pressure are applied.
•Organic material decomposes
Answer:
Explanation:
•Material is buried in sediment and silt.
•Organic material decomposes
.Oxygen is used up or expelled.
•Heat and pressure are applied.
•Amount of heat dictates physical state of fuel
* Natural gas is forced into crevices or sedimentary rock pores.
For fossil fuels to form, the correct natural processes must play out in a geologic formation. Fossil fuels are sourced from materials that becomes buried in sediments usually in a sedimentary basin. In the basin, the organic material decomposes in the presence of oxygen. With increasing compaction and burial, the oxic environmental cuts off and the decomposition ceases. As burial continues, heat and pressure is applied to the formation and natural gas is produced. The amount of heat dictates the physical state of the fuel that would be produced be it solid, liquid or gas. The fuel is then forced into reservoir rocks through traps.
Answer:
The correct answer is
-Organic material decomposes.
-Material is buried in sediment and silt.
-Oxygen is used up or expelled.
-Heat and pressure are applied.
-Amount of heat dictates physical state or fuel.
-Natural gas is forced into crevices or sedimentary rock pores.
Explanation:
For PLATO students
what's the answer?
This animal represents what kind of body symmetry?
asymmetry
radial symmetry
bilateral symmetry
sedimentary rock___.
A. forms below the crust
B. is made from cooling magma
C. usually forms horizontal layers
D. does not contain fossils
Answer:
C. usually forms horizontal layers
Explanation:
Sedimentary rocks usually form horizontal layers.
18. Based on this image, what can be inferred about the organization of life?
A. There are only two organisms within one population. B. Bigger systems build on smaller systems. C. There are no connections among organisms. D. Smaller systems build on larger systems.
Answer:
Answer choice B
Explanation:
As you move clockwise in the systems, each picture shows that the bigger systems come from and build off of the smaller systems
Answer:
The answer is B. Bigger systems build on a smaller system.
Explanation:
This image represents or wants to show how the biosphere is full of life, and how life is formed from the smallest particle. From the largest ecosystem to a small atom, all these are related and are equally important for all together to form the life of planet earth. In every living being there is a world of life that goes from a small atom forming a molecule, to creating a great living ecosystem.
is cashew a multiple fruit
[tex]\text{Hey there!}[/tex]
[tex]\text{Question}\downarrow[/tex]
[tex]\text{is \bf{cashew}}\text{ a multiple fruit?}[/tex]
[tex]\text{Answer}\downarrow[/tex]
[tex]\boxed{\text{Unfortunately, it is NOT a multiple fruit or fruit in general.}}[/tex] [tex]\checkmark[/tex]
[tex]\text{Reason}\downarrow[/tex]
[tex]\text{Cashews are some sort of nut. It comes from a cashew nut tree.}[/tex]
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What similarities, if any, do you think exist between a human’s reproductive cycle and the life cycle of a fern? What differences, if any, can you think of?
Answer:
Plant Reproduction and Life Cycle. The life cycle of a plant is very different from the life cycle of an animal. Humans are made entirely of diploid cells (cells with two sets of chromosomes, referred to as ''2n''). ... Plants, however, can live when they are at the stage of having haploid cells or diploid cells.
Explanation:
In an animal life cycle, male and female parents each create sex cells (sperm and eggs) that unite to form a fertilized egg and develop into an offspring organism. Plants, likewise, have sperm and eggs in their life cycles, but these are produced by an intermediate stage between the adult and the offspring.
Humans and ferns are similar as both fertilize to give rise to a new life while different as the haploid form of life present in the ferns life cycle and both male and female reproductive parts are present in one plant.
Life Cycle of fern:The diploid fern gives rise to haploid spores which grow and form a gametophyte plant in which the male and female reproductive systems present. Male gamete fertilizes with the female gamete to form a diploid spore (seed) which gives rise to a new fern.Human’s reproductive cycle :Human is diploid animal and male and female are clearly distinguished. Male sperm fertilizes the female egg to form a zygote which gives rise to a new human.Therefore, humans and ferns are similar as both fertilize to give rise a new life while different as the haploid form of life present in the ferns life cycle and both male and female reproductive parts are present in one plant.
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Which describes a promoter?
Answer:
the first part of an operon that regulates where, when, and to what level a gene is expressed
Explanation: