5
QuizMultiple Choice

Energy in Cells — Quiz

Question 5 • Biology

Where is most of the energy in ATP stored?

Answer
A
in the adenine molecule
B
in phosphate bonds
C
in the ribose sugar
D
in hydrogen bonds

Explanation

Most of the energy associated with ATP is stored in the bonds between its phosphate groups, especially the bond to the terminal phosphate. When ATP is converted to ADP and phosphate, the reaction releases usable energy for cells. Therefore, the correct choice is “in phosphate bonds.”

AI-written and checked against the verified answer.

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