MCQ on Cyclic AMP Structure and Functions







Cyclic AMP (cAMP) is a signaling molecule involved in intracellular communication. It is derived from adenosine triphosphate (ATP) and functions as a second messenger, activating various cellular processes by binding to and modulating protein kinase activity, playing a crucial role in signal transduction pathways. This is an MCQ on Cyclic AMP Structure and Functions (cAMP).

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1. 
What does the acronym "cAMP" stand for in the context of cellular signaling?

2. 
What is the primary role of cAMP in cellular signaling pathways?

3. 
How is cAMP synthesized from ATP in response to extracellular signals?

4. 
What enzyme is responsible for converting ATP to cAMP by removing two phosphate groups?

5. 
cAMP activates which class of enzymes that are involved in various cellular processes, including phosphorylation of target proteins?

6. 
In a G-protein-coupled receptor (GPCR) signaling pathway, what is the role of cAMP in the activation of protein kinases?

7. 
The breakdown of cAMP into AMP is catalyzed by which enzyme?

8. 
Which of the following is true regarding cAMP's role in cellular signaling?

9. 
In a GPCR signaling pathway, what activates adenylate cyclase to produce cAMP?

10. 
What happens when cAMP binds to regulatory subunits of protein kinase A (PKA) in a signaling pathway?

11. 
Which of the following is NOT a primary function of cAMP in cellular signaling?

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MCQ on Cyclic AMP Structure and Functions

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