KUHS MBBS First Year Last 13 Years 2011-2024 Previous Question Papers
Q.P. Code: 105001
First Professional MBBS Degree Examinations July 2017
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BIOCHEMISTRY- PAPER I
Time: 3 Hours
Total Marks: 50
- Answer all questions
- Draw diagrams wherever necessary
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Essay (10)
- Define enzymes. Classify enzymes according to IUB system with one example each. Discuss about three enzymes commonly estimated after myocardial infarction(1+3+6=10)
Short essays (2x5=10)
- Diagrammatic representation of mitochondrial electron transport chain and location of ATP synthesis (3+2=5)
- Define transamination and explain by giving two examples. (1+4=5)
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Short notes (5x3=15)
- What are lipotropic factors. Enumerate three lipotropic factors.
- Phenylketonuria
- Enumerate irreversible steps of glycolysis with the enzymes involved.
- Functional classification of proteins.
- Carnitine shuttle
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Answer briefly (5x2=10)
- Enumerate essential amino acids
- What is HbA1C and mention its clinical importance.
- Two co-enzyme roles of NADPH
- Four functions of phospholipids
- Define gluconeogenic. Name the fluconeogenic substrates
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Give precise answers: (5x1=5)
- Bond not broken in denaturation of protein
- Enzyme deficiency in Cori's disease
- Plasma lipoprotein which is inversely correlated with coronary heart disease
- One sulphur containing amino acid
- Enzyme defect in alkaptonuria
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