Answer:B. Phosphorus cycle, because it is a biogeochemical cycle and does not involve the atmosphere
Explanation:
Answer:
altitude sickness, hyperventilation and loss of appetite. Hypoxia is another problem humans may experience due to a decrease in pressure of oxygen.
Explanation:
<span>Large molecules, such as glucose, are not able to pass through the cell membrane..Therefore proteins are needed to transport them across.
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Divergent evolution<span> occurs when two different species share a common ancestor but have different characteristics from one another
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Evolution<span> is the idea that the animals and plants that are alive today have developed from past organisms.
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Convergent evolution<span> occurs when two different species do not share a common ancestor but have developed similar characteristics through adaption to similar environmental conditions.
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<span>Co-evolution is the influence of closely associated species on each other in their evolution.</span>
