Pharmacology The second messengers cyclic AMP and cyclic GMP (REPEAT) A Activate the same signal transduction pathways B Are generated by the activation of cyclases C Activate the same protein kinase D Are impoant only in sensory transduction 💡 Explanation The second messengers cyclic AMP and cyclic GMP (REPEAT) ✓ Correct Answer: B. Are generated by the activation of cyclases