Protein kinase A is activated by

a. phosphorylation of its catalytic subunit.
b. phosphorylation of its regulatory subunits.
c. binding of cAMP to its catalytic subunits.
d. binding of cAMP to its regulatory subunits.


Ans: c. binding of cAMP to its catalytic subunits.

Biology & Microbiology

You might also like to view...

Insects possess ____ , circulatory systems in which hemolymph completely "bathes" the organs and is not typically contained in distinct arteries or veins

Fill in the blank with the appropriate word.

Biology & Microbiology

What is one potential fate for a proton in the mitochondrial matrix?

a. They are attached to NAD+ and FAD. b. They combine with oxygen to form water. c. They synthesize ATP by substrate-level phosphorylation. d. They help in the production of CO2. e. They regenerate Coenzyme A.

Biology & Microbiology

As elevation increases, the number of terrestrial species ________

Fill in the blank(s) with correct word

Biology & Microbiology

When nerve impulses pass to the diaphragm, the diaphragm relaxes and exhalation occurs.

Answer the following statement true (T) or false (F)

Biology & Microbiology