LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.Sc. DEGREE EXAMINATION – ZOOLOGY
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SECOND SEMESTER – APRIL 2006
ZO 2810 – BIOCHEMISTRY
Date & Time : 24-04-2006/9.00-12.00 Dept. No. Max. : 100 Marks
Part A (Answer All) 10 X 2 = 20
- What are chilomicrons?
- What is caramalisation?
- Comment on soponification.
- Write a note on phospholipids.
- What are enatiomers?
- What are Zwitter ions?
- Differentiate essential aminoacids from nonessential amino acids
- Write a note on Allosteric inhibition.
- Comment on Tindall effect.
- What is cyanocobalamine?
Part B (Answer any four) 4 X 10 = 40
- Describe the following: (1) Hydrolysis of proteins (2) Denaturation of proteins.
- Describe the process of biosynthesis of purines and pyrimidines.
- Bring out Michaelis –Menton equation.
- Explain the biochemistry of b oxidation .
- Bring out the catabolism of amino acids.
- Describe the properties of amino acids.
Part C (Answer any two) 2 X 20 = 40
- Write an essay on the biochemistry of vitamins.
- Bring out the degradation pathways of purines and pyrimidines.
- Write an essay on the biochemistry of fatty acids.
- Discuss about the structure and classification of proteins.
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