Download RUHS MBBS 1st Year 2018 July Biochemistry Paper I Question Paper

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RUHS FIRST YEAR MBBS EXAMINATION

BIOCHEMISTRY- PAPER - I

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July 2018 TIME: 3 HOURS TOTAL MARKS: 50

INSTRUCTIONS:

1. Que. No. 1 and 5 in section A and B are compulsory. Attempt ANY TWO questions from rest of the questions in each section.
2. Use separate answer sheet for each section.

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Section A

Q1. Describe source, daily requirement, biological functions and deficiency disorders of Vitamin D

Q2. Explain

1. Electron-transport chain
2. Acute and chronic complication of diabetes Mellitus

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3. Risk factor for Atherosclerosis
4. Essential fatty acids

Q3. Discuss

1. Type and function lipoproteins
2. Factor affecting Basal Metabolic Rate

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Q4. Write down the diagnostic importance of enzymes.

SECTION B

Q5. Write an account of the degradation of heme to bile pigment. Add a note on jaundice.

Q6. Discuss the following:

1. Molecular and biochemical explanation for pathogenesis of sickle cell disease.

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2. Fatty liver
3. Role of Glutathione & NADPH for maintain RBC membrane
4. Nitrogen Balance

Q7. Write short notes on

1. Phenylketonuria

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2. Absorption and transportation of B12

Q8. Write notes on Tabular form:

1. Difference between Competitive inhibition and Non-competitive inhibition
2. Explain difference in Function of Glucokinase and Hexokinase on bases of it's vmax and km.
3. Difference between Kwashiorkor & Marasmus

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4. Difference between hemoglobin and myoglobin