Why is ATP an important molecule in metabolism?
A) It is one of the four building blocks for DNA synthesis.
B) Its terminal phosphate group contains a strong covalent bond that, when hydrolyzed, releases free energy.
C) Its hydrolysis provides an input of free energy for exergonic reactions.
D) It provides energy coupling between exergonic and endergonic reactions.
E) Its terminal phosphate bond has higher energy than the other two phosphate bonds.
Correct Answer:
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