In living cells, nucleotides and their derivatives can serve as:
A) carriers of metabolic energy.
B) enzyme cofactors.
C) intracellular signals.
D) precursors for nucleic acid synthesis.
E) All of the answers are correct.

Question

Quizplus · Accepted Answer

Nucleotides and their derivatives have various roles in living cells. They can serve as carriers of metabolic energy (as ATP or GTP), enzyme cofactors (as NAD+ or FAD), intracellular signals (as cAMP or cGMP), and precursors for nucleic acid synthesis. Therefore, all of the given choices are correct.

In Living Cells, Nucleotides and Their Derivatives Can Serve As