Biochemistry B.Sc Biotech Part I Paper I Assam University 2007 Question Paper

Looking for B.Sc Biotechnology TDC Part-I First Paper of Assam University ? You can collect here 2007 previous question paper of Biochemistry in B.Sc Biotech for Assam University. It is Part-I First Paper Examination. Read more details below and happy download your exam paper.

Assam University
2007 Question Paper
BIOTECHNOLOGY (Honours)
First Paper
(Biochemistry)
TDC Part-I
Full Marks : 70
Pass Marks : 21
Time : 3 hours

The figure in the margin indicates full marks for the questions
Answer all questions


1. What is van der Waals interaction? Discuss the nature of chemical bonding in protein structure. 2 + 8 = 10

Or
Write short notes on (any two) : 5 x 2 = 10
(a) Isomerism
(b) pH
(c) Buffers
(d) Biomolecules

2. What is bioenergetics? Discuss the concepts of enthalpy and entropy in living system. 2+8=10
OR
Write short notes on ( any two): 5 x2 =10
(a) Free energy
(b) Chemiosmotic hypothesis
(c) ATP
(d) Redox potential

3. What is signal peptide? Describe briefly the process of protein synthesis in a cell. 2+8=10
OR
Write short notes on (any two) : 5 x 2 = 10
(a) a – Helix
(b) Cholesterol
(c) DNA
(d) Vitamin A
4. What is hormone? Describe the sources and function of trophic hormones in animals. 5+15=20
OR
Write short notes on (any two) : 5 x 4 =20
(a) Neurotransmitters
(b) Photophosphorylation
(c) Glycolysis
(d) Electron transport chain

5. What is allosteric enzyme? Describe the kinetic of a reaction catalyzed by an enzyme. 5 + 15 = 20
Or
Write short notes on : 5 x 4 = 20
(a) Biosensors
(b) Km
(c) Coenzyme
(d) Competitive Inhibition

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