This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
The second messengers cyclic AMP and cyclic GMP (REPEAT) 
Select and explain. 
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
B: Are generated by the activation of cyclases
Answer: B: Are generated by the activation of cyclases 
Explanation: .