Jawaharlal Nehru Technological University Anantapur 2011-1st Sem B.Tech Biotechnology II ester(R09) Supplementary s, "Cell Biology" - Question Paper

Code :9A23302 R9
II B.Tech I Semester(R09) Supplementary Examinations, May 2011
CELL BIOLOGY
(Biotechnology)
Time: three hours Max Marks: 70
ans any 5 ques.
All ques. carry equal marks

1. define in detail the ultra structure of eukaryotic cell.

2. (a) Write briefly on protein glycosylation.
(b) Write briefly on Lysosomol dependent proton pumps.
(c) explain about Apoptosis.

3. (a) discuss the role of steroids in signal transduction.
(b) discuss the neucleoplamic interactions.
(c) define the structure and function of cilia.

4. discuss in detail the structure and functions of plasma membrane.

5. (a) Write briefly on cell Theory.
(b) Write notes on endocytosis and Exocytosis.
(c) elaborate various kinds of tumors?

6. (a) define diff erent phases of cell cycle. discuss the details of regulation of cell cycle.
(b) Write briefly on chaemo receptors of Bacteria.

7. Compare the genetic alterations ranging from protooncogene and tumor suppressor gene in modulating cancer.

8. (a) discuss structure and function of lysosomes.
(b) define cell division in yeast cell.
(c) Write briefly on cytoplasmic determinants.

Earning:   Approval pending.