Why is ATP used as the energy molecule of the cell?
A) ATP is easy to synthesize within the cell.
B) ATP contains large amounts of energy so at least some of it can be used by the cell.
C) ATP contains just about the amount of energy required for most cellular reactions.
D) ATP is stored inside the cell where it is readily available whenever needed.
E) ATP can be broken down into carbon dioxide and water.

Question

Quizplus · Accepted Answer

ATP contains just about the amount of energy required for most cellular reactions. It is not too much energy that would be wasted, and not too little that the reactions could not proceed. This makes ATP an efficient energy molecule for the cell.

Why Is ATP Used as the Energy Molecule of the Cell