Question

which best statement best describes the relationship between adenosine diphosphate (ADP) and Adenosine triphosphate (ATP)

Answer 1

Adenosine triphosphate (ATP) is the main energy carrier molecule used living things. The difference between ATP and ADP, or adenosine diphosphate, is found in the number of phosphate groups, 3 for ATP and 2 for ADP.