B.Tech-B.Tech Biotechnology 3rd Sem BBT007 CELL BIOLOGY(Dr MGR Educational and Research Institute, Chennai-2013)

                               B.TECH DEGREE EXAMINATIONS,

                                         NOV/DEC-2013

                                       BBT214/206/219

                            CODE BBT007           CELL BIOLOGY

  

Time: three hours                         Maximum Marks: 100

  

 

Part-A (10x2 = 20 Marks)

 

Answer all questions

1. What are cytoskeletal proteins?

2. Write the cell cycle.

3. Write about ATP ase pumps.

4. Write a note on Endocytosis.

5. What is the role of Inositol?

6. What is cell signaling?

7. Define Cyclic AMP.

8. Define Cell line.

9. Write a short note on Cell growth.

10. Write about Immunochemistry.

 

 

Part-B (5x16 = 80 Marks)

 

Answer all questions

11. Give an account on cell divisions with suitable diagrams.

(or)

12. Describe in Detail about the Extra cellular matrix.

 

13. Write a detailed account on active and passive transport mechanisms.

(or)

14. Give an account on entry of virus and toxins into the cells.

 

15. Explain in detail on nuclear and membrane bound receptors.

(or)

16. Discuss about the endocrine model of action mechanism.

 

17. Write an essay on Signal amplification.

(or)

18. Give an account on phosphorylation of protein kinases

 

19. Describe in detail on propagation techniques of eukaryotic cells.

(or)

20. Explain about the cell line and how it can be maintained for cell culture techniques.

Earning:  ₹ 7.50/-