Download RGUHS (Rajiv Gandhi University of Health Sciences ) MBBS (Bachelor of Medicine and Bachelor of Surgery) First Year (Phase-I) 2015 July 1080 Biochemistry Rs2 And Rs3 Previous Question Paper

Rajiv Gandhi University of Health Sciences, Karnataka
First Phase MBBS Degree Examination ? JULY 2015
Time: Three Hours

Max. Marks: 100 Marks
BIOCHEMISTRY (RS2 & RS3)
QP Code: 1080 ? Paper II (Max.Marks:50)
Your answers should be specific to the questions asked
Draw neat labeled diagrams wherever necessary
Use separate answer books for section A and Section B
LONG ESSAYS
1 x 10 = 10 Marks
1.
Draw neat diagram of Watson Crick model of DNA, explain its characteristics and the bonds that
play a role in the stability of DNA structure.
SHORT ESSAYS
5 x 5 = 25 Marks
2.
Describe salvage pathway of purine synthesis and its significance.
3.
What are porphyrias? Mention four porphyrias with the defective enzyme.
4.
Explain the role of kidneys in acid base regulation.
5.
What is a balanced diet? Discuss the components of a balanced diet.
6.
What are the sources of dietary fibers? Discuss the importance of it in nutrition. Outline the
functions of proteins.
SHORT ANSWERS
5 x 3 = 15 Marks
7.
Point mutation.
8.
Hormones that regulate water balance
9.
SDA.
10.
Ribosomal RNA.
11.
Define anti oxidants and give two examples.
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