Answer:
because it is hard to breakdown fat in a very short time while ATP can be broken down in a very short time.Fats have a very strong bond of molecular chains and this makes it hard to breakdown quickly
The Electron Transport Chain occurs in the cristae of the mitochondria.
The correct answer is D: the adrenal glands. More specifically, the adrenal medulla<span> produces </span>catecholamines<span>, in particular especially </span>norepinephrine<span> and </span>epinephrine. Estrogen<span>, </span>testosterone<span>, </span>cortisol<span>, </span>dopamine<span> and </span>serotonin also play a role in the response.
