JNTU Question Papers Bio-Chemistry 1st Sem November 2008

JNTU Question Papers

Bio-Chemistry 1st Sem November 2008

 

1. (a) What is a disaccharide ?

(b) Give two examples with structure?

(c) Discuss the role of any two disaccharides is nutritional metabolism? [3+4+9]

 

2. What is a glycosidic bond? Illustrate with structures of suitable examples [16]

 

3. Give an account of metabolism of triglycerols. [16]

 

4. Give an account of any three non essential aminoacids and add a note on their

formation. [16]

 

5. Describe the pathways in the biosynthesis of aromatic amino acids. [16]

 

6. “TCA cycle is the final common pathway of oxidation of carbohydrates, proteins

and lipids”- Substantiate the statement. [16]

 

7. Where does photosynthesis occur in an organism? How you differentiate between

bacterial and plant photosynthesis system? [4+12]

 

8. Describe the photosystem I and II pathways and comment on their significance.

 

 

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