Download DNB 2020 December BIochemIstry Paper II Question Paper

Download Diplomate of National Board (DNB) 2020 December BIochemIstry Paper II Question Paper

FINAL EXAM
NATIONAL BOARD OF EXAMINATIONS
DECEMBER 2020
BIOCHEMISTRY
PAPER-II
Time: 3 hours
B.CHEM/D/20/03/II
Max. Marks:100
Important Instructions:
You are provided with 5 answer sheet booklets. Each individual answer sheet booklet consists
of 10 pages excluding the covering jackets.
Answers to all the questions must be attempted within these 5 answer sheet booklets which
must be later tagged together at the end of the exam.
No additional supplementary answer sheet booklet will be provided.
Attempt all questions in order.
Each question carries 10 marks.
Read the question carefully and answer to the point neatly and legibly.
Do not leave any blank pages between two answers.
Indicate the question number correctly for the answer in the margin space.
Answer all the parts of a single question together.
Start the answer to a question on a fresh page or leave adequate space between two answers.
Draw table/diagrams/flowcharts wherever appropriate.

Write short notes on:

1. Metabolic and endocrine functions of adipose tissues.
10
2.
Antioxidant vitamins: biochemical basis of their antioxidant effect and their
10
clinical significance.
3. Homocystinuria: its biochemical basis and clinical significance.
10
4. Metabolism of ethanol & methanol in human body and effect of chronic
10
alcoholism on liver function.
5. De-novo synthesis of thymidylate.
10
6. Lipoprotein (a) [Lp(a)]: its structure and composition, metabolism and clinical
10
significance.
7. Definition of high energy and low energy phosphates. Reaction catalyzed by
10
adenylate kinase (myokinase) and physiological & pathological significance
of this enzyme.
8. Bile acids: their biosynthesis, regulation of biosynthesis and physiological
10
functions.
9. Calculation of energy requirement of a 45 year old sedentary male subject
10
with type 2 diabetes mellitus.
10. Hyperphenylalaninemias: their biochemical basis, clinical features and
10
laboratory diagnosis.
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POSSESSION/USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE
EXAMINATION HALL.

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