Answer:
Numerous ecosystems systems can exist in one biome in light of the fact that a biome is immense, and take the Marine Biome for example.There are diverse zones that things live in or environments.
Explanation:
Final answer:
The diversity of ecosystems within a biome allows for the coexistence of many species. Each species occupies a unique ecological niche and has different resource requirements, promoting efficient resource use and increasing overall productivity and stability. The presence of more species also has positive effects such as the sampling-competition effect and facilitation effect.
Explanation:
The diversity of ecosystems in a biome allows for the coexistence of many species. In an ecosystem, different species have specific ecological niches and resource requirements. Some species may be better adapted to certain environmental conditions, while others may require different resources to thrive.
For example, in a forest ecosystem, there may be multiple species of trees, shrubs, birds, mammals, and insects. Each species occupies a unique niche and has its own role in the ecosystem. Some species may prefer sunny areas, while others thrive in shaded areas. Some may feed on specific plants or insects, while others have different food sources. This diversity of species and niches allows for the efficient use of available resources and increases the overall productivity and stability of the ecosystem.
The presence of more species also promotes the sampling-competition effect and facilitation effect. The sampling-competition effect states that the more species there are, the higher the chances of having a particularly productive species in a given environment. The facilitation effect refers to how different species can improve environmental conditions for other species. For example, one species may create favorable microclimates or provide nesting sites for other species, enhancing their survival and growth.
In which part of the body is a ball-and-socket joint found?
Answer:
The shoulders and the hips.
Explanation:
There are two places where ball and socket joints are found.
Hello There!
The "Ball-And-Socket" joint is found in the hip.
The ball and socket joint is the most maneuverable of joints and it allows movement in forward, backward and circular motions.
the mitochondrion functions in__.
lipid storage
protein synthesis
photosynthesis
dna replication
atp synthesis
Answer:
ATP synthesis, through cell respiration.
The mitochondrion functions in the ATP synthesis.
Explanation:
Mitochondria helps in formation of ATP molecule with the help of the membrane bound protein known as ATP synthase. These proteins catalyzes the addition of phosphate group to the adenosine nucleotide and then add phosphate group to the previously attached phosphate group by producing a phosphoanhydride bonds. These phosphoanhydride Bond releases high energy in the system when broken. The third phosphate from adenosine releases the maximum energy followed by the the others.
Which statement best describes an understanding of genetics that would be missing without the work of Mendel?
The DNA codes for traits would not be known.
The protein codes for traits would not be known.
Some alleles are dominant, and some alleles are recessive.
Offspring receive two copies of each allele from each parent.
Answer:
Some alleles are dominant, and some alleles are recessive.
Explanation:
Gregor Mendel came up with the fundamental laws of inheritance that became the foundation of genetic research. One specific law that pertains to your question would be the Law of Dominance. The law of dominance basically, states that in an organism that has a pair of alternate forms of a gene, the trait expressed would be the dominant one.
Answer:
Yes, it is C!
An atom of element A has 23 protons. What would the element's atomic number be?
Answer:
23
Explanation:
The atomic number is determined by the number of protons.
The atom of element A would have an atomic number of 23 since the atomic number is equivalent to the number of protons in an atom's nucleus.
This number defines the chemical element and determines its identity. By comparison, uranium has an atomic number of 92 and thus, 92 protons.
Explanation:An atom of element A with 23 protons would have an atomic number of 23. This is because the atomic number is defined as the number of protons in an atom’s nucleus, and it uniquely identifies the chemical element.
For example, any atom with 6 protons is known as carbon and has an atomic number of 6. An element's atomic number also tells you the number of electrons in a neutral atom of that element.
In relation to other elements, the atomic number of uranium is 92, indicating it has 92 protons. For an isotope of uranium with a mass number of 235, the number of neutrons would be the mass number minus the atomic number, which is 235 - 92, equating to 143 neutrons.
What are the fixed alleles in the human species?
O
A. The alleles that are on the most chromosomes
B. The alleles that change most often
000
c. The alleles that no one has
D. The alleles that everyone has
Fixed alleles in humans are alleles for which all humans are homozygous. Obviously, many human characteristics are not fixed.
What do fixed alleles mean?
An allele for which all members of the population under study are homozygous, such that no other alleles exist for that locus in the population.Learn more about fixed alleles here.
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A liquid has:
O
A. no definite shape and no definite volume.
O
B. definite shape and volume.
O
C. definite shape but can change in volume.
O
D. no definite shape but has definite volume.
Hello!
The answer would be “D”
In a liquid, the particles are all close in contact so that makes it have a definite volume but all the particles move frequently about each other so there is no definite shape.
Answer:
the answer is D
Explanation:
because water has no definite shape on its own, but has a definite volume,
How does this procedure serve as a method of birth control?
Answer:
Sperm cannot be delivered to the urethra.
Explanation:
The testes produce sperm and store it in the epididymis. The epididymis ejects the sperm through the vas deferens into the urethra. Sperm exits the body from the urethra. The incision or cut to the vas deferens prevents sperm from passing from the testis to the urethra.
answer is from edmentum so switch up the wording
What is a radical ?
Answer:
A radical as you might remember is something that is under a radical sign e.g. a square root. A radical function contains a radical expression with the independent variable (usually x) in the radicand. Usually radical equations where the radical is a square root is called square root functions.
What molecules produce by the light reactions are used by the Calvin cycles
Explanation:
The reactions of the Calvin cycle add carbon (from carbon dioxide in the atmosphere) to a simple five-carbon molecule called RuBP. These reactions use chemical energy from NADPH and ATP that were produced in the light reactions. The final product of the Calvin cycle is glucose.
ATP and NADPH produced by the light reactions are used by the Calvin cycle.
What happens during Calvin cycle?Calvin cycle takes place in stroma of chloroplast.
Calvin cycle is involved in fixation of carbon dioxide molecules to sugar(glucose).
Three steps takes place during Calvin cycle : carboxylation, reduction and regeneration.
ATP and NADPH which are the product of light reactions are used in reduction step of Calvin cycle.
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Which of the following are responsible for sending messages from the
hypothalamus to the thalamus?
Answer:
The brain then sends a message back telling the muscles in your hand to pull away. ... These give it the added surface area needed for storing the body's important ... In the inner part of the forebrain sits the thalamus, hypothalamus, and pituitary ... of the cerebrum — is responsible for balance, movement, and coordination.
Explanation:
Answer: I believe it's Interneurons. If I'm wrong I'll comment.
Explanation:
What is the definition of "nutrients"?
Choices are:
Nutrients are the heat, light, and ultraviolet rays that reach Earth, which are utilized in chemical reactions to power life
Nutrients are atoms and molecules that organisms obtain from their living or nonliving environment and that are required for survival.
Nutrients are the pigment molecules that absorb specific wavelengths of sunlight, which subsequently store energy in chemical bonds.
Nutrients are molecules that collect and store energy
Nutrients are essential substances for the body, obtained from food by animals and from the soil by plants. They encompass water, energy-yielding nutrients, and micronutrients like vitamins and minerals. Hence the correct answer is B.
Nutrients are substances that living organisms require for survival and growth but cannot synthesize themselves. Animals obtain nutrients by consuming food, while plants extract nutrients from the soil. The three basic classes of nutrients are water, energy-yielding and body-building nutrients, and micronutrients, such as vitamins and minerals.
After a hurricane, a small group of seabirds flew off course and formed a new
population. The allele frequencies in this new seabird population are different
from the frequencies in the original population.
What mechanism of evolution caused this change?
A. Natural selection
B. Sexual selection
C. Genetic drift
D. Mutation
Answer:
Option C, Genetic drift
Explanation:
Separation of a part of a population from the main population group there by causing reduction of allele frequency is known as founder effect and founder effect is a form of genetic drift.
For example -
A small island has a a species of plant that has red and white color flowers. Some how the plants producing white flowers got removed from the island and hence plants now only produce red flower. This incidents must have reduced the allele frequencies of both red and white flower.
Thus, option C is correct
Select the correct answer.
Christopher came down with chicken pox after spending time in his child's day care. The
this scenario?
A.
susceptible host
B.
infectious agent
c. mode of transmission
portal of entry
E.
reservoir
Answer:
B. Infectious agent
Explanation:
Chicken Pox, a highly contagious disease that spreads from one person to other through a virus Varicella Zoster Virus. this virus is very infectious and even spreads through close contact. Vaccinated person who is considered immune to chicken pox, has also chance of getting this disease again i.e. a person can get this disease twice too but its not much common.
Gametes are
cells.
Haploid
Diploid
Answer:
Haploid
Explanation:
Gametes are haploid cells. Haploid cells are those that have only one copy of each chromosome, as opposed to diploid cells which have two sets of each chromosome, one from each parent. When gametes combine to form a zygote, they become diploid.
Hope this helped you! :)
A farmer chooses to breed the cows that produce the most milk rather than the cows that produce less milk. This is an example of
A. artificial selection.
B. natural selection.
C. homologous and analogous structures.
D. uniformitarianism and biogeography.
Answer:
A. Artificial Selection
Explanation:
He is artificially breeding the best of the cows to create more milk.
I hope I helped !!!!!!!!!!! :) :) :)
A farmer chooses to breed the cows that produce the most milk rather than the cows that produce less milk, this is an example of - artificial selection.
What is artificial selection?Artificial selection is an evolutionary process in which humans consciously select for or against particular features in organisms – for example, by choosing which individuals to save seeds from or breed from one generation to the next. People have been artificially selecting plants and animals for thousands of years.
Artificial selection to obtain cow yielding higher milk output will shift the peak to one direction, hence, will be an example of Directional selection. In stabilizing selection, the organisms with the mean value of the trait are selected. In disruptive selection, both extremes get selected.
The combination of genetics and artificial insemination has brought substantial and widespread improvements in dairy production. A champion bull may contribute to hundreds, or even thousands, of daughters in dairy herds, nationally or sometimes internationally.
The correct answer is option A.
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According to Darwin, evolution occurs because of ____ _____ .
A student is investigating the question "Which increases a person's breathing rate more after three minutes, lifting five-pound
weights or lifting ten-pound weights? She designs an experiment to test the question. Which statement most likely describes
the dependent variable in her experiment?
O The breathing rate is the dependent variable because it can be affected by varying weights.
O She cannot measure the dependent variable until she finishes the experiment.
The time of exercising is the dependent variable because it can be measured.
O The five- and ten-pound weights are the dependent variable because they can affect the breathing rate.
Mark this and return
- Save and Exit
Next
Submit
Answer:
The breathing rate is the dependent variable because it can be affected by varying weights.
Water passes from one living organism to another when:
A. an ocean wave splashes onto a beach.
B. a person sweats during exercise.
C. an animal eats the leaves of a plant.
D. a plant absorbs nutrients from the soil
Water is transferred from one living organism to another when an animal eats the leaves of a plant, incorporating the water contained in the plant into its own biological system. This is a direct transfer of water as opposed to processes like transpiration or ocean upwelling, which are part of the larger water cycle but are not direct transfers between living organisms. Hence, the correct option is C.
The correct answer to the question would be when an animal eats the leaves of a plant. During this process, water that was absorbed by the plant and exists within the leaves is transferred to the animal. This reflects an aspect of the water cycle where water is moved between different trophic levels within an ecosystem.
On the other hand, the transpiration process involves plants taking up water through their roots, which then moves up the plant and evaporates from the leaves, returning water back to the atmosphere, rather than directly to another living organism. Ocean upwelling is another related concept where nutrients, once part of organisms that have died, are brought back to the surface and made available again for other living organisms through the action of winds and water currents. However, it does not directly involve the passage of water from one living organism to another in the immediate sense.
Which is an example of a nonrenewable resource? cotton cattle uranium trees
Hello There!
Uranium is an example of a non-renewable resource.
Uranium is a green ore.
The heaviest naturally occurring element.
Classified as a metal.
Radioactive.
Answer:
uranium is the correct answer.
Explanation:
Non-renewable resources are those resources which cannot be renewed once it is exhausted whereas renewable resources are those which can be replaced naturally.
uranium is an example of a nonrenewable resource because it cannot be replaced naturally and once it is exhausted it can be renewed.
Thus uranium is an example of nonrenewable resources whereas cattle, trees, cotton are the example of renewable resources.
15. Look at the U-shaped body of water in the image. What's this body of water called?
O A. An oxbow lake
B. A kettle lake
C. A meander
D. A delta
Answer: Its first one. An oxbow lake
Explanation:
The picture attached shows how an oxbow lake is formed. I hope my answer not only helps with your question but also helps you see how this is formed!
Good luck!
Answer:
The correct answer is A. The U-shaped body of water of the image is called oxbow lake.
Explanation:
An oxbow lake is a small U-shaped lake that forms in the curve of an abandoned meander of a fluvial channel. It is formed in general when the river cuts the neck of a meander to shorten its course, which causes the old channel to be quickly blocked, and then it is separated from the channel.
Which of the following is required of a new drug?
Please help me
Answer: C it must cure a disease
Explanation I hope I was right lmk if it helps you
A new drug requires FDA approval, which involves rigorous processes including animal studies, human clinical trials, and submitting an NDA that includes comprehensive details on drug safety, effects, and administration.
For a new drug to be marketed, it is required to obtain FDA approval, which is a stringent process. Initially, manufacturers must conduct animal studies and human clinical trials to assess toxic dose levels before filing a New Drug Application (NDA). The NDA includes detailed information on drug usage, side effects, and possible drug interactions. Furthermore, it lays out guidance for how the drug should be manufactured, packaged, monitored, and administered. Patients and healthcare providers are informed about the drug's potential harmful side effects through labeling, package inserts, and publication in resources like the Physicians' Desk Reference (PDR), as well as through direct-to-consumer marketing efforts.
To proceed with clinical trials, researchers must submit an Investigational New Drug (IND) application to the FDA's Center for Drug Evaluation and Research (CDER) and wait for a 30-day review period. Should any problems arise before or during trials, the FDA has the authority to place a 'clinical hold' on the research. After successful clinical trials demonstrating the therapy's effectiveness and safety, the developers can then submit the extensive NDA for final approval.
Which scientists are credited for the events described in the development of the cell theory
Answer: Robert Hooke, Theodor Schwann, and Matthias Schleiden
Explanation:
Which amino acid chain will be formed by the codons shown below GGU AGC CGG
The answer is Gly-Ser-Arg
Answer:
Gly-Ser-Arg
Explanation:
What kinds of substances cause the destruction of ozone?
Answer:
A lot of things, ranging from volcanic explosions to construction machines to cow farts. The biggest threat would be factories that are producing more than their share of emissions.
Explanation:
It's mainly because of the participants they're made of, and a big thing for the ozone is methane.
For the factories, it's because of the chemicals they put out. That's why they have emission limits.
Substances that destroy the ozone layer, known as ozone-depleting substances (ODS), include CFCs, HCFCs, halons, and other compounds that release chlorine and bromine. The release of these atoms into the stratosphere is a key factor in the depletion of the ozone layer, leading to increased UV radiation and associated health and environmental risks.
The substances that cause the destruction of ozone are primarily ozone-depleting substances (ODS) such as chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), halons, methyl bromide, and carbon tetrachloride. These chemicals release chlorine and bromine atoms into the stratosphere, leading to the depletion of the ozone layer. When UV light in the stratosphere breaks apart these compounds, chlorine and bromine atoms are released, which can then destroy numerous ozone molecules. It is estimated that one chlorine atom can destroy over 100,000 ozone molecules before it is removed from the stratosphere. The Montreal Protocol is an international effort to phase out the production and use of these harmful substances to protect the ozone layer.
Ozone depletion results in higher levels of harmful ultraviolet radiation reaching the Earth's surface, which can lead to increased rates of skin cancer and eye cataracts in humans, and also negatively affect the environment by disrupting ecosystems, such as ocean food webs. Thanks to global agreements like the Montreal Protocol, the rate of ozone layer destruction has slowed, but continuous vigilance and adherence to these environmental policies is crucial to prevent further damage.
The brain is susceptible to addiction largely because of its response when dopamine levels are high. This response primarily involves
A. reducing dopamine receptors.
B. producing more serotonin when dopamine levels are high.
C. increasing dopamine receptors.
D. producing more dopamine when induced by drugs.
Answer:
A
Explanation:
Dopamine release in the brain causes a pleasurable feeling. This system is utilized by the reward center in the brain significant in encouraging life-sustaining behaviors such as satiety. However, drugs artificially induce this region of the brain causing the subject to alter their mood. Drugs induce a higher amount of dopamine release than reward centers of the brain. The brain adjusts by reducing the number of dopamine receptors as it tries to gain homeostasis. However, this can result in addition because one steadily requires more drugs to induce the same dopamine effect. The subject, therefore, steadily becomes tolerant of the number of drugs he was taking and needs to increase the intake.
Answer:
A
Explanation:
what planet experiences the strongest gravitational pull from the sun compared to the others?
The gravitational force between the Sun andJupiter is 12 times greater than the gravitational force between the Sun and Earth.
The location of the water table is subject to change.
Please select the best answer from the choices provided
OT
OF
Answer:
The location of the water table is subject to change.- True ( first choice)
The water table, which is not fixed, can change location based on several factors. These factors include precipitation amounts, human water usage, and environmental changes. This changing location of the water table is pertinent to hydrology, water management, and environmental conservation.
Explanation:Yes, the location of the water table is indeed subject to change. This is due to the fact that the water table isn't fixed, but varies in response to several factors. These include rainfall, the amount of water used by people, and changes in the environment. For example, during periods of heavy rain, the water table may rise as more water soaks into the ground. Conversely, during times of drought, or when humans extract large quantities of groundwater, the water table may fall. This variability of the water table location is an important aspect to consider in fields such as hydrology, water management, and environmental conservation.
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which cells make antibodies
a-viruses
b-t cells
c-bacteria
d-b cells
Answer:
b-cells
Explanation:
Antibodies are produced by specialized white blood cells called B lymphocytes (or B cells). When an antigen binds to the B-cell surface, it stimulates the B cell to divide and mature into a group of identical cells called a clone.
Answer:
B cells
.....................................................
Which was not used in support of the continental drift hypothesis? fossil evidence coastline fit of South America and Africa ancient climate composition of meteorites
Answer:
composition of meteorites
Explanation:
The continental drift theory has been based upon several evidence. The shape and perfect fit of South America and Africa is one of those evidence. The fossil records are another very strong evidence, as there are fossils of the same species on different continents that are not connected to each other in the present, and in nature is practically impossible to have the same species in different continents. The evidence about the climate also suggests that the continents have been moving, as there are remains of glaciers at places that nowadays are deserts and savannas. The meteorites are not one of the evidence though, and their composition doesn't have anything to offer in this tehory, as their composition is not related to the Earth and the processes on it.
How many chromosomes are in plant
Answer:
There is a set number, but different types of plants have different amounts o chromosomes.