Bangalore University 2008 M.Sc BioTechnology BTP 202: Molecular Biology - Question Paper

second Semester M.Sc Degree Examination, June 2008
BTP-202: Molecular biology
Time: three Hours Max.Marks:80

part A
Write brief notes on any 5 of the following: (5*3)

1.Attenuation.

2.Intron.

3.mRNA editing.

4.Wobble hypothesis.

5.CRP.

6.Operon concept.

7.z-DNA.

part B
ans any 4 of the following: (4*5)

8.Write a note ribosyme.

9.Give an account of replication of viral DNA.

10.Explain the structure and composition of prokaryotic ribosome.

11.Write a note on inhibitors of RNA synthesis.

12.Write a note on transcription factors.

13.Write an account on Oncogenes.

part C
ans any 3 of the following: (3*15)

14.Explain the post-translation modification of proteins.

15.Give an account of the synthesis of membrane proteins.

16.Discuss various DNA repair mechanisms.

17.Describe the mechanism of transcription in eukaryotes.

18.Explain tryptophan operon.

Earning:   Approval pending.