what do all cellular activities in living organisms use as a source of energy?\no atp\no lactic acid\no…

what do all cellular activities in living organisms use as a source of energy?\no atp\no lactic acid\no pyruvic acid\no carbon dioxide

what do all cellular activities in living organisms use as a source of energy?\no atp\no lactic acid\no pyruvic acid\no carbon dioxide

Answer

Brief Explanations:

ATP (adenosine - triphosphate) is the energy - currency of the cell. It provides the energy needed for various cellular processes like muscle contraction, active transport, and biosynthesis. Lactic acid, pyruvic acid are involved in metabolic pathways but not the direct energy source. Carbon dioxide is a waste product of cellular respiration.

Answer:

A. ATP