A group of organs would be an organ system so perhaps B
Answer:
Animals perform cellular respiration.
Explanation:
As plants release Oxygen through the process of photosynthesis, animals use this oxygen (as well as other inputs) to perform cellular respiration which releases Carbon Dioxide. Cellular respiration helps animals get the energy from sugar converted into more simple molecules such as ATP (Adenine Triphosphate).
<span>C is the correct answer. The forebrain is the largest region of the brain, accounting for around two thirds of the brain's mass. It contains the cerebrum, olfactory and optic cranial nerves, frontal, parietal, occipital and temporal lobes, and the thalamus, hypothalamus and pituitary gland.</span>
Answer: Energy and nutrients are passed around through the food chain, when one organism eats another organism. Any energy remaining in a dead organism is consumed by decomposers.
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