THE TAMIL NADU DR. M.G.R. MEDICAL UNIVERSITY
(LM 4254) FEBRUARY 2018 Sub Code: 4254
B.PHARM. DEGREE EXAMINATION
FIRST YEAR
PAPER IV BIOCHEMISTRY
Q.P. Code: 564254
Time: Three hours Maximum 100 Marks
I. Elaborate on: x 20 40)
1. What is Glycogen? Explain the process of Glycogenolysis with its regulations.
2. Define Lipids. Classify Phospholipids with suitable examples. Explain the
functions of Phospholipid.
II. Write notes on: x 5 40)
1. Define and classify proteins.
2. Glycolysis.
3. Phenylketonuria.
4. Structure and functions of hemoglobin.
5. Ketone bodies.
6. Co-enzymes.
7. Transcription.
8. Glucose tolerance test.
III. Short answers on: (10 x 2 20)
1. Write the importance of sodium pump.
2. What is Km value? What does it indicate and significance?
3. What is inulin? Give its use.
4. What is carnitine and its function?
5. What is the main function of folic acid?
6. What is the function of anti-diuretic hormone?
7. What is carbamoyl phosphate synthetase II?
8. Give examples for post-translational modifications.
9. Give any two differences between DNA and RNA.
10. What are the factors that regulate plasma calcium level?