cAMP and cGMP are derived from ____________
(a) ATP and GTP by the actions of guanylate cyclase and adenylate cyclase respectively
(b) ATP and GTP by the actions of adenylate cyclase and gualnlate cyclase respectively
(c) GTP and ATP by the actions of adenylate cyclase and guanylate cyclase respectively
(d) None of the mentioned
I have been asked this question in final exam.
This intriguing question originated from Receptor Enzymes in division Biosignalling of Biochemistry