Answer:There is a fundamental difference in the way energy and matter flows through an ecosystem.Matter flows through the ecosystem in the form of the non-living nutrients essential to living organisms. When a living organism dies, nutrients are released back into the soil. These nutrients then are absorbed by plants, which are eaten by the herbivores. Matter, once again, is passed on. The herbivore is eaten by a carnivore (and matter is yet again transferred therein). Ultimately, when the carnivore dies, matter is returned back to the soil by the decomposers and the cycle repeats. So you see, matter is recycled in the ecosystem.Unlike matter, energy is not recycled through the system. A part of the energy is lost at each stage.
Explanation:
2. A cell with 100 chromosomes goes through meiosis. At the end, there are ____ daughter cells, each with ______ chromosomes.
During the process of meiosis, a cell with 100 chromosomes will produce 4 daughter cells, each with 50 chromosomes each the end.
What is Meiosis?Meiosis is a process in cell division and reproduction in which haploid cells are produced from diploid cells.
During meiosis, four daughter cells are produced from a single parent cell with each daughter cell having half the chromosome number of the patent cell.
Therefore, when a cell with 100 chromosomes goes through meiosis, at the end, there are will be 4 daughter cells, each with 50 chromosomes.
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Which cranial nerve responsible for ASN nerve ?
Help please
Answer:
At the level of jugular foramen, the ASN is connected to VN via internal ramus or pars vagalis.
Explanation:
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ANALYZE Why might scientists choose to study the genomes of healthy elderly people
when searching for mutations that lead to a more beneficial phenotype?
Several genetic mechanisms for defense against age-related disease may be studied in the genomes, according to scientists.
Does behavior depend on phenotype?The numerous ways in which an individual interacts with some of its environments, whether in its responses to predators, food sources, and habitat, or in its relational or monogamous relationships with conspecifics, appear to be influenced by its behavioral phenotype.
Can the phenotype of two persons be identical?Yes, it is conceivable for two people to have distinct genotypes and the same phenotype. Each parent contributes one allele to an individual, which may be considered dominant or recessive depending on the trait.
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Reproduction requires plants to maintain wlich of the following?
O Sugars
O Growth and development
O Proteins
O Growth and color
RNA is used in the process of translation to build proteins. Which of these statements does NOT correctly describe the role of the different types of RNA in protein synthesis?
Group of answer choices
A. rRNA makes up the ribosome.
B. mRNA code is read to determine the sequence of amino acids in the protein.
C. tRNA carries amino acids to ribosome.
D. mRNA copies the genetic code from DNA and carries it to the ribosome.
E. tRNA carries nucleotides to the ribosome.
Answer:
E is incorrect because during protein synthesis
tRNA carries and transfers ONLY amino acids to the ribosomes.
Explanation:
1. What is an ideal gas?
Answer: An ideal gas is a gas that conforms to the ideal gas law, which is a relation between pressure, volume, and temperature. it is a theoretical gas composed of many randomly moving point particles that are not subject to interparticle interaction. :)
Explanation:
What happened to most freedmen after the Civil War?
A. They got jobs in the new tobacco factories.
B.They received 40 acres and a mule to begin their own farms.
C.They got jobs working on the railroad.
D.They rented farmland from white landowners.
Answer:
D. They rented farmland from white landowners.
Explanation:
Answer:
They rented farmland from white landowners.
Explanation:
I took the test
1 List 4 biomoleclues
Explanation:
The four major types of biomolecules are carbohydrates, lipids, nucleic acids, and proteins.
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Use your knowledge of relationships in a food chain, describe how a cow gets the energy it needs to survive YOU MUST USE THE WORDS sunlight, photosynthesis, producer and consumer in your answer
Answer:
All energy on Earth originally comes from the Sun. Plants use sunlight in a process called photosynthesis, to make their own food and provide energy. This is why plants are producers, because they make their own food. Cows eat plants, namely grass. So, when the cow eats the grass, the energy from the grass transfers to the cow. This is why cows are consumers, because instead of making their own food, cows, like humans, must consume their food to survive.
the process of liquid changing to a gas at the surface of the liguid is called?
Answer:
"evaporation."
Explanation:
Which of the following molecules could be part of a starch molecule?
DNA, nucleic acid
glucose, a sugar
valine, an amino acid
lard, a fat
Answer: gluecose and sugar
Explanation:
BESIDES Energy, what does ATP give off that helps maintain body temperature?
Answer:
Rate
Explanation:
Answer:
When the amount of ATP is available in excess of the body's requirements, the liver uses the excess ATP and excess glucose to produce molecules called glycogen. Glycogen is a polymeric form of glucose and is stored in the liver and skeletal muscle cells.
Explanation:
AP Biology - If 72 out of 200 individuals....(pic is attached) - worth 25 points!
Answer:
A.) 48%
Explanation:
AA = dominant genotype
Aa = heterozygous genotype
aa = recessive genotype
Hardy-Weinberg Equations:
p² + 2pq + q² = 1 p + q = 1
In this equation, In this equation,
-----> p² = frequency of "AA" -----> p = frequency of "A"
-----> 2pq = frequency of "Aa" -----> q = frequency of "a"
-----> q² = frequency of "aa"
(Step 1)
Determine the frequency of the recessive allele ("a").
72 / 200 = 0.36 recessive phenotype
The only way to have the recessive phenotype is to have the recessive genotype, aa. Therefore, q² = 0.36.
If q² = 0.36, then q = 0.6 (take the square root).
(Step 2)
Determine the frequency of the dominant allele ("A").
p + q = 1
p + 0.6 = 1
p = 0.4
(Step 3)
Determine the frequency of the heterozygous genotype ("Aa").
If -----> p = 0.4 and q = 0.6
Then -------> 2pq = 2(0.4)(0.6) = 0.48
0.48 x 100% = 48% Aa
18. Different global temperature zones are based on
lines of latitude on the Earth.
A True
B False
Are all mutations harmful? Why?
Answer: Most non-neutral mutations are deleterious.
Explanation: the more base pairs that are affected by a mutation, the larger the effect of the mutation, and the larger the mutation's probability of being deleterious.
Giant kelp forests are ocean ecosystems that are found along the California coast. This food chain shows one of the feeding relationships in giant kelp forests. Make a claim about how a decrease in the population size of California sea otters will most likely affect the population size of the giant kelp and provide reasoning to support your claim.
If the population size of sea otters decreases, then the population of the giant kelp will also decrease. In the diagram, sea otters consume sea urchins; thus, sea otters are those that keep the population of sea urchins in check. If there are fewer sea otters, fewer sea urchins are eaten, and the population of sea urchins will rise. In the diagram, the sea urchins consume giant kelp. Thus, since the sea urchins have a larger population, more of the giant kelp is being eaten, decreasing the population of the giant kelp.
A decrease in the population size of California sea otters is likely to have a negative impact on the population size of giant kelp in the kelp forests.
What is the role of California sea otters?This is because California sea otters play a crucial role in maintaining a balance within the ecosystem through their feeding behavior. Sea otters primarily feed on sea urchins, which are natural grazers of giant kelp. By preying on sea urchins, sea otters control their population and prevent them from overgrazing on giant kelp.
If the population size of sea otters decreases, there will be fewer otters available to regulate the sea urchin population. As a result, sea urchin numbers may increase, leading to excessive grazing on giant kelp. Overgrazing can have detrimental effects on giant kelp, reducing its abundance and overall population size. Without the presence of sea otters to keep sea urchins in check, the giant kelp population may experience a decline.
Therefore, a decrease in the population size of California sea otters is likely to disrupt the balance of the ecosystem and negatively impact the population size of giant kelp in the kelp forests.
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An amino acid's unique characteristics is defined by the ________.
Where are ribosomes made? (4 points)C| ВDEAF
Question:
Solution:
First of all, notice the parts of the endoplasmic reticulum (the yellow organelle in the picture) are packed with ribosomes, which are temporarily attached to the outer faces of their flattened sacs. These regions are called the rough endoplasmic reticulum.
Now, the nucleolus is a region of the cell nucleus that is concerned with the production and assembly of the cells' ribosomes. So that, the correct answer is:
C.
A litter of pigs is born. Three are female, and three are male.
Which set of symbols correctly describes the sex of each piglet?
whut is a biofultproduc
Label each organism in the food chain below:
Seaweed Shrimp Crab Octopus
Answer:
Seaweed (producer) → Shrimp (primary consumer)→ Crab (secondary consumer) → Octopus (tertiary consumer)
Explanation:
In a food chain, there are organisms of different trophic levels present. Food chain, the chain or linear network or representation of a line of the food web that always starts with a producer as sea-weed in the given food chain and ends with a predator or third or highest consumer which is Octopus here and in between the different level of consumers from the primary consumer that depends on the producers and secondary consumer depends on primary and so on.
Seaweed (producer) → Shrimp (primary consumer)→ Crab (secondary consumer) → Octopus (tertiary consumer)
In a DNA molecule, which of the following forms a base pair with cytosine?
O A. Cytosine
OB. Thymine
O C. Guanine
O D. Adenine
Answer:
Its a
Explanation:
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2. What structure caused rotifers to be called wheel animals or wheel bearers?
1 the foot
2 the corona
3 the brain
4 the stomach
The structure that caused rotifers to be called wheel animals or wheel bearers is the corona.
Rotifers are also known as wheel animals or wheel bearers because of the corona structure around their mouth region.
Some rotifers are sessile and live inside tubes or gelatinous holdfasts that are attached to a substrate. Other rotifers migrate around a substrate through inch worming.
This is because when corona is seen in a sequential coordinated movement, it resembles the structure of a wheel, although it does not rotate in reality.
Therefore, we conclude that rotifers are called wheel animals or wheel bearers due to the presence of the corona structure.
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Forested floodplain wetlands benefit from periodic flooding from rivers. When floodwaters spill into the wetland, they bring water and nutrients and leave both behind. But humans have often cut off floodplains from rivers by building roads, levees, berms, etc. Think about what would happen if a river could no longer flood into these areas. How would the resulting increased amount of water and nutrients in the river affect soils, hydrology, and life downstream?
The absence of flooding from rivers into forested floodplain wetlands would lead to adverse effects on soils, hydrology, and the overall biodiversity downstream, emphasizing the importance of maintaining the natural connection between rivers and floodplains for the health and functioning of these ecosystems.
If a river can no longer flood into forested floodplain wetlands due to human interventions, it would have significant consequences for the downstream areas in terms of soils, hydrology, and life.Without periodic flooding, the increased amount of water and nutrients in the river would not be able to disperse and be deposited in the floodplain wetlands. As a result, downstream soils would experience a decrease in nutrient inputs, leading to decreased fertility and altered composition. The absence of regular flooding would disrupt the natural hydrological cycle, reducing the recharge of groundwater and altering the flow patterns in the river system. This could result in decreased water availability, increased erosion, and changes in the overall ecosystem dynamics downstream.The disruption of nutrient flows and hydrological patterns would also have a significant impact on the life forms downstream. Aquatic plants, fish, and other organisms that depend on floodplain wetlands for breeding, feeding, and shelter would face habitat loss and reduced food availability. This, in turn, could disrupt the food chain and impact the abundance and diversity of aquatic and terrestrial species in the downstream areas.The absence of flooding from rivers into forested floodplain wetlands would lead to adverse effects on soils, hydrology, and the overall biodiversity downstream, emphasizing the importance of maintaining the natural connection between rivers and floodplains for the health and functioning of these ecosystems.For more such questions on flooding
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What is meant by host specific?
Host-specific pertains to a parasitic organism or pathogen that exhibits the capacity to infect solely a solitary host species or a highly restricted array of host species.
What is host Host-specificity?Host-specificity describes the unique capacity of a parasite or pathogen to exclusively infect a solitary host species or an exceedingly limited spectrum of host species.
This indicates that the parasite or pathogen has developed specific adaptations to selectively exploit the biological characteristics of the host species, rendering it incapable of thriving or reproducing in alternative host species.
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the figures below illustrate the similarities between atp synthesis in mitochondria and chloroplasts. these figures can best assist in answering which of the following questions?
The figure best illustrates the question; What is the evolutionary relationship between the ATP synthase in mitochondria and the ATP synthase in chloroplasts? Option (7)
What is ATP synthesis?The adenosine triphosphate molecule is known to be the energy molecule present in living things. This molecule is created during cellular respiration and acts as a type of energy reserve. Let us recall that the process of cellular respiration occurs in the cell's mitochondria. The mitochondria are also known as the cell's powerhouse since they are where energy-carrying ATP molecules are created during cellular respiration.
Similarly, the chloroplasts are the site of photosynthesis in the plant cell. It is the point at which the sun's energy is absorbed in the reaction that mixes water and carbon dioxide to form sugar, oxygen, and ATP molecules.
We can see from this that, just as the mitochondria provide energy in mammals, the chloroplast produces energy in plants. We can see from this that, just as the mitochondria provide energy in mammals, the chloroplast produces energy in plants.
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Full Question: the figures below illustrate the similarities between atp synthesis in mitochondria and chloroplasts. these figures can best assist in answering which of the following questions?
Do electron transport chains create a gradient so that ATP synthase can generate ATP molecules?Do electron transport chains create a gradient so that ATP synthase can generate ATP molecules?What are the sources of energy that drive mitochondrial and chloroplast electron transport systems?What are the sources of energy that drive mitochondrial and chloroplast electron transport systems?What is the optimal temperature at which ATP synthase chemically converts ADP and a phosphate group into one molecule of ATP?What is the optimal temperature at which ATP synthase chemically converts ADP and a phosphate group into one molecule of ATP?What is the evolutionary relationship between the ATP synthase in mitochondria and the ATP synthase in chloroplasts?True or false the plastic industry is one of the main reasons why our environment and subsequently the human race are threatened.
the statement is true
the red shift of light from distant galaxies provides evidence that these galaxies
The red shift of light from distant galaxies provides evidence that these galaxies are increasing in distance from the earth. Option D
What is the implication of the red shift of light?The red shift of light from distant galaxies is an indication that that these galaxies are moving away from us.
This is because the red shift is caused by the Doppler effect, tells of the change in the frequency of a wave due to the relative motion of the source and the observer.
In a situation of light from distant galaxies, the source is moving away from us, which causes the light to be red shifted.
The answer above is dependent on the full question below;
The red shift of light from distant galaxies provides evidence that these galaxies are A.) decreasing in size B.) increasing in size C.) decreasing in distance from the earth D.) increasing in distance from the earth
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which of the following most closely resembles cellular respiration
Logs burning in a campfire are the circumstances that most mimic cellular respiration. This is due to the fact that both processes release energy and depend on oxygen to continue. The body uses cellular respiration, a series of metabolic events, to liberate energy from food.
what is respiration?This is the process of breathing; the taking in and exhaling of air. Biology. the whole of the physical and chemical mechanisms that transport oxygen to tissues and cells and release carbon dioxide and water during oxidation in an organism.
what does metabolic events?It is absolutely necessary for an organism to preserve its life for a process known as metabolism to take place in its body. These activities, which include anabolism and catabolism, are also known as metabolic processes.
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Think of a topic of interest to you within the subject of Earth and Space Science. How might the daily activities of a scientist studying that topic or field differ from a chemist, physicist, or biologist? How might it be the same? In what ways would the scientist likely use the scientific method? Which types of data would they likely analyze most often?
Answer:
Lets take Natural disaster has a reference in point
Examples of natural disasters are Earthquakes and Volcanoes
Earthquake is as result of shocks and vibrations within the tectonic plates of the earth. Volcanoes are the eruption of molten magma from within the epicentre to the surface.
An Earth Scientist will want to consider the likelihood of these disasters occuring in a place. He will want to consider the past events , what are the composition of samples that are gathered , the geological terrain of th location.
A physicist on the other hand will be interested in the forces and how to measure the vibrations from earthquakes and earth tremors, what kind of load to resist the impact. It will be the same as the earth sciences in that they will want to gather enough data to mitigate against it impacts and consequences by proposing theories that are vital
The scientist will use the scientific methods to derive equations from data samples. Have samples from different location, observations, inference and reach a conclusion. Qualitative and quantitative data sets
Explanation:
Lets take Natural disaster has a reference in point
Examples of natural disasters are Earthquakes and Volcanoes
Earthquake is as result of shocks and vibrations within the tectonic plates of the earth. Volcanoes are the eruption of molten magma from within the epicentre to the surface.
An Earth Scientist will want to consider the likelihood of these disasters occuring in a place. He will want to consider the past events , what are the composition of samples that are gathered , the geological terrain of th location.
A physicist on the other hand will be interested in the forces and how to measure the vibrations from earthquakes and earth tremors, what kind of load to resist the impact. It will be the same as the earth sciences in that they will want to gather enough data to mitigate against it impacts and consequences by proposing theories that are vital
The scientist will use the scientific methods to derive equations from data samples. Have samples from different location, observations, inference and reach a conclusion. Qualitative and quantitative data sets
5 natural disasters
Insurance tech startup Descartes Underwriting has raised $120 million of fresh funds.The French firm helps businesses protect themselves against climate risks like cyclones.It raised the funds in a Series B round led by Highland Europe and Eurazeo.Natural disasters as a reference point
Examples of natural disasters are Earthquakes and Volcanoes
An earthquake is a result of shocks and vibrations within the tectonic plates of the earth. Volcanoes are the eruption of molten magma from within the epicenter to the surface.
An Earth Scientist will want to consider the likelihood of these disasters occurring in a place. He will want to consider the past events, what are the composition of samples that are gathered, and the geological terrain of the location.
A physicist on the other hand will be interested in the forces and how to measure the vibrations from earthquakes and earth tremors, and what kind of load to resist the impact. It will be the same as the earth sciences in that they will want to gather enough data to mitigate against its impacts and consequences by proposing theories that are vital
The scientist will use scientific methods to derive equations from data samples. Have samples from a different location, observations, inference, and reach a conclusion. Qualitative and quantitative data sets
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