The Function of PKA in G Smechanisms Is to
A) $\alpha$

The function of PKA in G smechanisms is to

A) Alter the activity of target proteins by phosphorylating them at serine or threonine residues
B) Synthesize cAMP from ATP
C) Degrade cAMP
D) Activate proteins by directly binding to them
E) Catalyze the re-association of the $\alpha$ and $\beta$ Ƴ subunits