Bangalore University 2008 M.Sc BioTechnology BTP 101: Cell Biology - Question Paper

first Semester M.Sc. Degree Examination, January 2008
Biotechnology
BTP 101 : Cell Biology

Time:3Hours Max. Marks: 80

part A

write brief notes on any 5 of the following: [5*3]

1.Cardiac muscle.

2.Symport.

3.Hemidesmosome.

4.Basal bodies.

5.Actin binding proteins.

6.Cytokinesis.

7.Blastolip.

part B

ans any 4 of the following: [4*5]

8. Illustrate with diagram the Singer-Nicolson model of plasma membrane.

9. define bacilitated transport across plasma membrane.

10. Elucidate the role of cytomembranes in vescicular trafficking.

11.Explain the function of kinesins and dyneins as cytoskeltal proteins.

12.Describe the process of spore formation in plants.

13.Outline the events of programmed cell death.

part C

ans any 3 of the following: [3*15]

14.Describe how action potentials are generated and conducted in nerve fibres. Add a note on safety factor.

15.Describe the role of 2nd messengers in signal transduction.

16.Give an account of membrane proteins mediating cell-cell adhesion.

17.Explain the process of formation of somite and their derivatives.

18.Describe the components of blood and their functions.

Earning:   Approval pending.