Q.P.Code:
Reg. No.:………..
First Professional MBBS Degree Supplementary Examination, August 2013
BIOCHEMISTRY PAPER 2
Time: 3 HRS Total marks: 50
- Answer all questions
- Draw diagrams whenever necessary
Essay (10)
1. Discuss in detailthe mechanism by which kidney maintains
the blood ph. What is meant by metabolic acidosis and how it is compensated? (7+3=10)
Short essays (2×5=10)
2. Explain the degradation of haem
3. Discuss the process of transcription in prokaryotes
Short notes (5×3=15)
4. Cytochrome p450
5. List the different functions of plasma proteins
6. Describe the Wald’s visual cycle
7. Antioxidants
8. Discuss the base repair mechanism of DNA
Answer briefly (5×2=10)
9. Pellagra
10. Factors affecting iron absorption
11. DNA finger printing
12. Define gout and name three drugs used to treat gout
13. Oroticaciduria
Give precise answers
(5×1=5)
14. Mention two features of mitochondrial DNA
15. List the functions of restriction endonucleases
16. Define tumor markers and mention one example
17. The normal albumin-globulin ratio and mention a
condition in which it is reversed
18. Mention the examples of partially acceptable missense
mutation and unacceptable missense mutation
