Download SSUHS MBBS First Year Biochemistry Paper I 2014 July Question Paper

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SS/MBBS/BIO-I/7-14

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The figures in the margin indicate full marks for the questions
Write the answers to the two Halves in separate books

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FIRST HALF

1. Name the antioxidant vitamins. Write elaborately the functions of vitamin C. (1+7=8)
2. Write short notes on any three of the following: (4 x3 =12)
   1. Active transport
   2. Applications of radioisotope in medicine

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   3. Isomerism
   4. Nucleosome
3. A known patient of sickle cell trait gets infected by Plasmodium falciparum.
   1. Can the parasite survive in the particular patient? If not, why? 3
   2. What do you mean by sickle cell trait? 2

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SECOND HALF

4. Give schematic representation of absorption of iron from GI tract and its transport. Mention the factors affecting iron absorption. [(3+3)+2=8]
5. Write short notes on any three of the following:
   1. Allosteric enzyme

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   2. Biological value of protein
   3. Harmful effects of free-radical
   4. Components of immune system
6. A 15-year-old boy complains of vomiting and abdominal discomfort for last 1 month. Yellow discolouration of skin and sclera are detected. Colour of urine is deep yellow and that of stool is clay coloured.
   1. Give a probable diagnosis. 1

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   2. Explain the cause of colour of urine and stool 2
   3. Give a list of liver function tests required for this patient. What result do you expect from the tests? 2