M.Sc. (Semester III) (CBCS) Examination Oct/Nov-2017
Zoology
BIOCHEMISTRY
Day Date: Saturday, 18-11-2017 Max. Marks: 70
Time: 02.30 PM to 05.00 PM
Instructions: Question number 2 and 6 are compulsory.
Attempt any two from Question No. 3,4 and 5
Q.1 Rewrite the following sentence by choosing the most correct alternative
given below:
14
The glycan strand of peptidoglycan is made up of and
N-acetylglucosamine, N-acetylgalactosamines
N-acetylglucosamine, acetylmuramic acid
N-acetylgalactosamine, acetylmuramic acid
glucosamine, N-galactosamines
is complex is used to load the miRNA onto mRNA.
DICER RISC
Ribosomes
The entropy of universe always increases is explained by law of
thermodynamics.
Zeroth First
Second Third
Citrate is broken down to Acetyl CoA and Oxaloacetate in cytoplasm by

Citrate lyase Citrate synthese
Acetyl CoA synthese Aldolase
NADPH is produced in pathways.
Glycolysis Purine biosynthesis
Pentose phosphate TCA cycle
is common co-enzyme in amino acid metabolism.
Biocyatin Folic acid
UDP Pyridoxal phosphate
The catalysts enhance reaction rates by lowering energies.
Activation Binding
Gibb's free Free
Q.2 Long Answer Type question 14
Describe in detail the methods and applications of enzyme immobilization.
Q.3 Answer the following
Discuss the reactions of glycolysis. 07
Explain in detail of fatty acids. 07
Q.4 Explain the following
Structure of DNA. 05
Energy conservation and release. 05
Biosynthesis of pyrimidine. 04
Page 2 of 2
SLR-MT-688
Q.5 Explain in short
Electron transport chain involved in oxidative phosphorylation. 07
Site-directed mutagenesis. 07
Q.6 Write short notes on any four of the following: 14
t-RNA
Hydrogen bonding
Energetics of TCA
Hypoxia
Abzymes
Models of cooperativity