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ڪئنال سمورا

9 months ago | [YT] | 0

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Pak Points

Top 20 Zoology (Cell Signaling) MCQs from BYJU'S:

1. What is the primary function of cell signaling?
Answer: To coordinate activities between cells.

2. Which molecule plays a crucial role in cell signaling?
Answer: ATP.

3. What is the term for the movement of molecules from an area of high concentration to an area of low concentration?
Answer: Diffusion.

4. Which type of cell signaling involves direct contact between cells?
Answer: Juxtacrine signaling.

5. What is the name of the protein that binds to a signaling molecule?
Answer: Receptor.

6. Which second messenger is involved in the regulation of metabolism?
Answer: cAMP.

7. What is the term for the process by which a signal is transmitted through a series of molecular interactions?
Answer: Signal transduction.

8. Which hormone plays a crucial role in regulating blood sugar levels?
Answer: Insulin.

9. What is the name of the protein that binds to a signaling molecule and triggers a response?
Answer: Effector.

10. Which type of cell signaling involves the release of signaling molecules into the extracellular fluid?
Answer: Endocrine signaling.

11. What is the term for the process by which a cell responds to a signal?
Answer: Signal response.

12. Which molecule plays a crucial role in the regulation of cell growth and division?
Answer: Cyclin.

13. What is the name of the protein that regulates the activity of other proteins?
Answer: Kinase.

14. Which type of cell signaling involves the direct interaction between cells?
Answer: Autocrine signaling.

15. What is the term for the process by which a signal is transmitted through a series of molecular interactions?
Answer: Signal transduction.

16. Which hormone plays a crucial role in regulating growth and development?
Answer: Growth hormone.

17. What is the name of the protein that binds to a signaling molecule and triggers a response?
Answer: Receptor.

18. Which type of cell signaling involves the release of signaling molecules into the extracellular fluid?
Answer: Paracrine signaling.

19. What is the term for the process by which a cell responds to a signal?
Answer: Signal response.

20. Which molecule plays a crucial role in the regulation of cell signaling?
Answer: Calcium