LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.Sc. DEGREE EXAMINATION – ZOOLOGY
SECOND SEMESTER – APRIL 2011
ZO 2816/2810 – BIOCHEMISTRY
Date : 12-04-2011 Dept. No. Max. : 100 Marks
Time : 1:00 – 4:00
PART –A
Answer all: (10 x 2 = 20)
- What are zwitter ions?
- Comment on Stereoisomerism.
- What is ½ V Max?
- Write a note on decarboxylation?
- What is an emulsoid?
- Comment on ping pong mechanism.
- What is symport?
- What are bile salts?
- Bring out the structural formula of glucose.
- What is redox potential?
PART B
Answer any four : (4 x 10 = 40)
PART B
- Describe the following; a) hydrolysis and b) denaturation of proteins.
- Explain the biosynthesis process of nucleotides.
- Describe the catabolic pathways of amino acids.
- What are nuclear proteins? Bring out its biochemistry.
15 Bring out the biochemistry of electron transport chain.
- Describe the process of biosynthesis of lipids
PART C
Answer any two: (2 x 20 = 40)
- Write an essay on Michalis Menton equation.
- Write an essay on the biochemistry of vitamins.
- Transport across membranes – bring out its biochemistry.
- Write an essay on the biochemistry of fatty acid oxidation.