Download PTU B.Sc-BT 2020 March 3rd Sem 47040 Biochemistry Ii Question Paper

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Roll No. [ ] Total No. of Pages : 02
Total No. of Questions : 09

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B.Sc.(BT) (2014 to 2017) (Sem.-3)
BIOCHEMISTRY-II
Subject Code : BSBT-209
M.Code : 47040
Time : 3 Hrs. Max. Marks : 60

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INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

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1. Define:
   1. Isozymes
   2. Extremozymes
   3. Energy rich metabolites
   4. Ketogenesis
   5. Active site

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   6. Fatty acids
   7. Biogenic amines
   8. Bile pigments
   9. Porphyrins
   10. Heme

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SECTION-B

2. What are the factors affecting enzyme activity?
3. Write a note on Allosteric enzymes.
4. What is Electron Transport Chain? Discuss its significance.

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5. List regulatory steps of Krebs cycle.
6. Write a note on assimilation of atmospheric nitrogen.

SECTION-C

7. Discuss the pathway of cholesterol biosynthesis.
8. Write about steps in Glycolysis and its regulation.

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9. Elaborate on the mechanism of regulation of ATP synthesis.

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.