Acharya Nagarjuna University (ANU) 2005 M.Sc Information and Communication Technology CELL BIOLOGY AND MOLECULAR BIOLOGY - Question Paper

M.Sc. (final DEGREE EXAMINATION,
DECEMBER 2005.
Second Year
Botany
Paper VII - CELL BIOLOGY AND MOLECULAR BIOLOGY

Time : 3 hours Maximum : 100 marks

part A- (5x8= 40 marks)
ans any 5 of the subsequent.

1. Structure if golgi complex.
2. Structure of ATP aynthase.
3. Principles of Phase contrast microscopy.
4. Cell surface receptors.
5. discuss Blenders experiment and its outcomes.
6. Complementation test.
7. Alternate forms of DNA.
8. Messelson and Stahl.s experiment.

part B- (4x15 = 60 marks)
ans any 4 of the subsequent.

9. (a) Write an essay on structure and function of endoplasmic reticulum.

Or

(b) elaborate transposons? and discuss mechanism of transposition.

11. (a) Write an account on recombination mechanisms in bacteria.

Or

(b) define the evolution of gene concept.

12. (a) Write an account on DNA repair mechanisms.

Or

(b) Mechanisms of gene regulation mechanisms in prokaryotes
.

Earning:   Approval pending.