Why Is ATP an Important Molecule in Metabolism

question 10

Multiple Choice

Why is ATP an important molecule in metabolism?

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

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