When ATP is hydrolyzed to activate a target protein, what is often the fate of the inorganic phosphate that is released?
A) It is secreted as waste.
B) It is always used to regenerate more ATP.
C) It may be used to form a phosphorylated intermediate.
D) It enters the nucleus to be incorporated in a nucleotide.

Question

Quizplus · Accepted Answer

The inorganic phosphate released during ATP hydrolysis can be used to form a phosphorylated intermediate. This process is a common mechanism in cellular signaling and regulation, where the addition of a phosphate group can alter the activity or function of proteins.

When ATP Is Hydrolyzed to Activate a Target Protein, What