M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
First Semester
Biochemistry
CHEMISTRY OF BIOMOLECULES
(CBCS 2014 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. Define Buffers.
2. Explain molality.
3. Write note on fructans.
4. Define pectins.
5. Explain isoelectric point.
6. What is Denaturation?
7. Write the saponification value.
8. What are saturated fatty acids. Give example.
9. Define viscosity.
10. What are nucleotides?
Sub. Code
4MBC1C1
AFF-4929
2
Sp 5
Part B x 5 25)
Answer all the questions.
11. Exemplify Mutarotation with example.
Or
Write about the biological importance of
monosaccharide.
12. Derive the Henderson-Hessel balch equation.
Or
Discuss about exergonic and endergonic reactions.
13. Draw the Ramachandran Plot and explain.
Or
Discuss in detail about protein fingerprinting.
14. Write the structure and functions of
Sphingomyelins.
Or
List out the biological importance of lipids.
15. Describe the structure of DNA.
Or
Write about supercoiling and triplet strand of DNA.
AFF-4929
3
Sp 5
Part C x 10 30)
Answer any three questions.
16. Write about Hydrogen bond, Ionic bond, Vanderwaals
bond and Hydrophobic interaction.
17. Elaborately explain the marine polysaccharides.
18. Explain in detail the structure of proteins.
19. Describe the structure, properties and functions of
Phospholipids.
20. Discuss the structure of tRNA.
——————