MDCAT Biology MCQ #881

In the ATP molecule, which specific chemical bond is hydrolyzed to release approximately 7.3 kcal (31.8 kJ) of free energy per mole?

MDCAT Biology MCQ #881

  1. Question 1

    Q1. In the ATP molecule, which specific chemical bond is hydrolyzed to release approximately 7.3 kcal (31.8 kJ) of free energy per mole?

    • A) Terminal phosphate bond
    • B) Glycosidic bond
    • C) Ester bond
    • D) Phosphodiester bond

    Answer: Terminal phosphate bond

    Explanation: The terminal phosphate bond in ATP is a high-energy phosphoanhydride bond that releases 7.3 kcal/mol upon hydrolysis to ADP.