Loyola College M.Sc. Zoology April 2003 Biochemistry Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

second SEMESTER  – APRIL 2003

ZO 2805 / Z  827  biochemistry

30.04.2003

1.00 – 4.00                                                                                          Max: 100 Marks

 

PART – A                          (2 ´ 10 = 20 Marks)

Answer ALL questions

  1. Differentiate symport from Antiport.
  2. Write a note on protamines.
  3. Comment on ‘Amphoteric nature.
  4. Differentiate essential aminoacids from non essential aminoacids.
  5. What is sterioisomerism’?
  6. What are called second messengers?
  7. Differentiate I order enzyme reaction from II order reaction.
  8. What are cytochromes’?
  9. Differentiate LDL from HDL.
  10. Comment on the hydrolysis of proteins.

 

 

 

PART – B                              (4 ´ 10 = 40 Marks)

Answer any four questions

 

  1. Bring out the general properties and functions of proteins.
  2. Describe catabolism of Nucleotides.
  3. What are Co-enzymes? Describe.
  4. Bring out the classification of proteins.
  5. What is electron Transport system? Add a note oxidative phosphoruyltion.
  6. Describe in detail the oxidation of lipids.

 

 

PART – C                             (2 ´ 20 = 40 Marks)

Answer any two questions

 

  1. Write an essay on Biosynthesis of Nucloeotides.
  2. Discuss oxidative degradation of aminoacids.
  3. Write on essay on the Biochemistry of cellular transport across membranes.
  4. Classify carbohydrates with their structure.

 

 

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