B.tech 6C0014 (2007/08/09) Cell Biology Sathyabama University December 2010

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SATHYABAMA UNIVERSITY

(Established under section 3 of UGC Act, 1956)

Course & Branch: B.Tech-BTE/BIN/BME

Title of the Paper: Cell Biology                             Max. Marks: 80

Sub. Code: 6C0014 (2007/08/09)                           Time: 3 Hours

Date: 06/12/2010                                                    Session: FN

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PART - A                (10 X 2 = 20)

Answer ALL the Questions

1.     What is Mitosis? What are the stages in Mitosis?

2.     What is meant by prophase I and add a note on how it differs from prophase II.

3.     Write short notes on ATPase pumps.

4.     Define Antiport and Symport.

5.     What are endocrine glands? Give examples.

6.     What are autocrine glands? Give examples. 

7.     Write the structure of cAMP.

8.     Write the structure of cGMP.

9.     What is a callus?

10.   What is immunocytochemistry?

 PART – B                      ( 5 x 12 = 60)

Answer ALL the Questions

11.   Explain Eukaryotic cell with a neat labeled diagram.  

(or)

12.   Explain Prokaryotic cell with a neat labeled diagram.

13.   Explain the process of Exocytosis and Endocytosis with neat sketch. 

(or)

14.   Explain the various transport systems present in a cell.

15.   Write a detail note on membrane bound receptors.

(or)

16.   Explain a method to quantitate and characterize receptor.

17.   Explain the role of IP3 and G-Protein in signal transduction.      

(or)

18.   Explain the models of signal amplification.

19.   Explain plant tissue culture.

(or)

20.   Explain the methods to generate and maintain cell lines.

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