Multiple choice

ADP has ______ energy content.

  1. more

  2. less

  3. no

  4. moderate
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Adenosine diphosphate (ADP) has two phosphate groups, whereas adenosine triphosphate (ATP) has three. Consequently, ATP stores more energy, and ADP has less energy content compared to ATP. It functions as a lower-energy precursor that gets phosphorylated to become ATP.

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