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Multiple Choice

ATP hydrolysis releases energy that can be used to drive other cellular processes.

ATP hydrolysis releases energy that can drive other cellular processes by coupling the exergonic breakdown of ATP to endergonic reactions. This energy is used for chemical work (building up biomolecules), transport work (pumping substances across membranes), and mechanical work (moving muscles and motor proteins). The energy release comes from breaking the terminal phosphate bond, which leads to a more stable ADP + Pi state and makes the released free energy available to power enzymes and drive conformational changes that push reactions forward. This isn’t limited to photosynthesis—all cells rely on ATP hydrolysis to power their activities. Energy from ATP isn’t stored exclusively in NADH; NADH carries electrons as part of cellular respiration, while the usable energy from ATP hydrolysis is linked to the phosphate transfer potential and fueling various processes. So the statement is true.

ATP hydrolysis releases energy that can drive other cellular processes by coupling the exergonic breakdown of ATP to endergonic reactions. This energy is used for chemical work (building up biomolecules), transport work (pumping substances across membranes), and mechanical work (moving muscles and motor proteins). The energy release comes from breaking the terminal phosphate bond, which leads to a more stable ADP + Pi state and makes the released free energy available to power enzymes and drive conformational changes that push reactions forward. This isn’t limited to photosynthesis—all cells rely on ATP hydrolysis to power their activities. Energy from ATP isn’t stored exclusively in NADH; NADH carries electrons as part of cellular respiration, while the usable energy from ATP hydrolysis is linked to the phosphate transfer potential and fueling various processes. So the statement is true.