LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – ZOOLOGY

TS 24

SECOND SEMESTER – APRIL 2006

                                                                 ZO 2809 – BIOPHYSICS

 

 

Date & Time : 21-04-2006/9.00-12.00         Dept. No.                                                       Max. : 100 Marks

 

 

Part A                            (Answer All)                            10 X 2 = 20

 

1. Explain Quantum theory.
2. What is a centripetal force?
3. Define zero mobility.
4. What is enthalpy?
5. Explain the process of Haemolysis.
6. Give any two biological uses of ultrasound.
7. Define numerical aperture of a microscope.
8. What are Electromagnetic waves?
9. Define Isotopes.
10. What is Fick’s law?

Part B                            (Answer any four)                   4 X 10 = 40

11. Write a paragraph on NMR.
12. Explain in detail about the ultrasound and its Medical uses.
13. Write a paragraph on the Medical and Biological uses of X-rays.
14. Explain the circular paper Chromatography.
15. What are the principles of light? Highlight the photoelectric effect.
16. Give an account of the working principle of a Colorimetry.

 

Part C                            (Answer any two)                             2 X 20 = 40

17. What is PAGE? Explain the principle, working and applications of PAGE.
18. Explain in detail about the Physical Laws in Living systems.
19. Write an essay on TEM.
20. Discuss the principle involved, categories and applications of centrifugation.

 

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