M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Third Semester
Zoology
Elective BIOPHYSICS AND INSTRUMENTATION
(CBCS 2014 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. Hydrophilic interactions.
2. Structure and properties of water.
3. RNA polymorphism.
4. Quaternary structure.
5. Dosimeter.
6. Radioactive Isotope.
7. FPLC.
8. Chromatography.
9. IR.
10. Spectroscopy.
Sub. Code
4MZO3E1
AFF-4924
2
wk14
Part B x 5 25)
Answer all questions.
11. Write a note on Hydrogen bonding and van der Waals
force.
Or
Explain about the hydrophobic and hydrophilic
interaction.
12. Write a note on different structure of protein.
Or
Describe Structural polymorphisms of RNA.
13. Write a short notes on radioactive isotopes in
biological studies.
Or
Describe about measurement of radioactivity in
biological samples.
14. Describe the basic principle of chromatography.
Or
Explain about Mobility shift electrophoresis.
15. Explain about principle of microscopy.
Or
Write a note on NMR.
AFF-4924
3
wk14
Part C x 10 30)
Answer any three questions.
16. Explain about Hydrogen bonding interaction
macromolecules structure.
17. Give an account on the Force stabilizing structure of
protein and protein folding.
18. Give a note on the Radiation units and application of
radioactive isotopes in biological studies.
19. Explain about the basic principles of sedimentation, types
of centrifuges and rotors.
20. Describe about ORD/CD, NMR, IR, MS and ESR
spectroscopy.
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