LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

SECOND SEMESTER – APRIL 2012

ZO 2815 – BIOPHYSICS

 

 

Date : 19-04-2012             Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

 

         PART – A

    ALL the questions:                                                                                                               (10×2=20)

 

1. Distinguish Centripetal force from Centrifugal force.
2. What are isotopes?
3. Define Cyclosis and Osmosis.
4. What is Zero mobility?
5. Comment on G rays.
6. Define Refractive index of a microscope.
7. Write a short note on NMR.
8. Explain Turgor pressure.
9. Give any two biological applications of X rays.
10. Elaborate Optical Rotatory Dispersion.

 

PART – B

    Answer any FOUR questions:                                                                                             (4×10=40)

11. Explain Viscosity.
12. Write a brief note on TEM.
13. Give short notes about Circular Paper Chromotography.
14. Explain the Medical and Biological uses of X rays.
15. Geiger Muller Counter – Explain.
16. Write in detail about Colorimeter.

 

PART – C

Answer any TWO questions:                                                                                                    (2×20=40)

 

17. Explain the evolution of Electrophoresis.
18. State the Laws of Thermodynamics and explain them.
19. Discuss osmosis.
20. Explain centrifugation in detail.

 

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