Although ATP supplies energy to an endergonic reaction, why is it not considered a fuel? What is an oxidation-reduction reaction and why are such reactions considered so important in cellular...

Although ATP supplies energy to an endergonic reaction, why

is it not considered a fuel?

What is an oxidation-reduction reaction and why are such

reactions considered so important in cellular metabolism?

Give an example of a fi nal electron acceptor found in aerobic

and anaerobic organisms. Why is aerobic metabolism more

effi cient than anaerobic metabolism?