MSc Biotechnology SEM I 2022 2023 Dec 2023 BIOTECHNOLOGY BIOCHEMISTRY Question Paper - Mumbai University | munotes

2 % Hours Total Marks: 60
Note: 1) All questions are compulsory
3) Figures to the right indicate full marks
4) All questions carry equal marks
Answer the following (Any Two) 12
a) What are glycoproteins? Elaborate on the structure and functions of glycoprotein
b) Enlist the membrane bound proteins. Enlighten on the structure and function of
any one of them
c) Give a brief account on various movements of lipids in cell membrane
d) on structural lipids of cell membrane in brief
Answer the following (Any two) 12
a) What is denaturation of proteins? Explain the mechanism of various denaturing
agents on proteins
b) Give a brief account on various models of protein folding
c) explain the lysosomal proteolysis and its significance
d) on protein misfolding disorders
Give an account of the following (Any two) 12
a) Diagrammatically explain mechanism for type IA topoisomerases
b) How is gel retardation technique used to identify DNA fragments that bind to
c) Give a brief account of how zinc fingers form compact DNA-binding structures
d) explain the principle of affinity chromatography
Answer the following (Any two) 12
a) Schematically represent the biosynthesis of threonine
b) Explain briefly recurring motifs of metabolism
c) Give a brief account of how metabolic pathways can be studied by tracing
d) the functions of liver with respect to metabolic regulation
Write short notes on (Any Three) 12
a) Therapeutic applications of liposomes
b) Lipid aggregates
e) coupling agent
f) Metabolic adaptations due to starvation