ATP: “high-energy” intermediate that constitutes the most common cellular energy currency
ATP has a high phosphoryl group transfer potential because:
A. it exhibits resonance stabilization prior to hydrolysis.
B. cleavage of either of its two phosphoanhydride bonds proceeds with a large negative ΔG°' of hydrolysis.
C. it has three phosphate groups.
D. it is chemically unstable.
E. it has a high rate of spontaneous hydrolysis at physiological pH and temperature.
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