M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
First Semester
Biotechnology
Core CELL BIOLOGY
(CBCS 2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
All questions carry equal marks.
1. Define prokaryotic cell.
2. Comments on Golgi complex.
3. Explain Osmosis.
4. Importance of protein kinase.
5. What is apical meristem?
6. Give the role of auxins.
7. What is proteasome?
8. Describe the virus induced cell fusion.
9. Explain about chaperons.
10. Note on metabolic disturbance theory.
Sub. Code
501103
RW-832
2
WK16
Part B x 5 25)
Answer all questions choosing either or
11. What are the difference between plant cell and
animal cell? Give diagram.
Or
Explain the functions of chloroplast.
12. Write a short note on intracellular transport
nucleus.
Or
What is cell cycle? Give regulating mechanisms.
13. Briefly explain about the role of hormones in plants.
Or
Explain the plant cell wall structure and its
composition.
14. Write about necrosis process and mechanism.
Or
Give short notes on cell fusion and its function.
15. Write short note on cancer cell expression.
Or
What is mutation? Explain the inducing agents.
RW-832
3
WK16
Part C x 10 30)
Answer any three questions.
16. Explain in detail the structural organization and function
of intracellular organelles.
17. Write an essay about chromatin organization and
packaging.
18. Give a detailed note on the process and mechanism of cell
differentiation in plants.
19. Write in detail about nuclear and cytoplasmic interaction.
20. Explain the theories regarding tumor formation.
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