Which of the following statements about ATP is true?
A) It contains five phosphate groups.
B) Extremely stable bonds link the second and third phosphate groups.
C) It contains the sugar glucose.
D) It releases energy when one phosphate group leaves ATP.

Question

Quizplus · Accepted Answer

ATP releases energy when one phosphate group leaves, leaving ADP (adenosine diphosphate). ATP contains three phosphate groups, not five, and does not contain glucose. The bond between the second and third phosphate groups is actually unstable and high energy, which allows for efficient energy transfer.

Which of the Following Statements About ATP Is True