Gujarat Technological University 2009 B.E Biotechnology Cell Biology - Question Paper

Seat No.: _____ Enrolment No.______
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-III (Biotechnology)Examination December 2009
Subject code: 130402
Subject Name: Cell Biology
Date:19/12/2009 Time: 11.00 am – 1.30 pm
Total Marks: 70
Instructions:
1. Attempt all ques..
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) Write a short note on Dark reaction. [07]
(b) Write an account on solenoid model for organization of
eukaryotic chromosome. [04]
(c) discuss “Prokaryotic Cells Are Structurally Simple but
Biochemically Diverse”. [03]

Q.2 (a) discuss the process of active transport through plasma
membrane with suitable illustrations. [07]
(b) explain structural differentiation of plant cell wall. [07]
OR
(b) Compare 70S and 80S Ribosomes. [07]

Q.3 (a) Write a short note on Nucleolus. [07]
(b) discuss sliding filament hypothesis of ciliary movement. [04]
(c) Write a short note on structure and function of glycocalyx. [03]
OR
Q.3 (a) discuss the process of formation of endospore with neat
diagram.[07]
(b) explain kinds of endoplasmic reticulum. [04]
(c) Draw a neat and tagged diagram of typical animal cell. [03]

Q.4 (a) Write an account on function of peroxisomes [07]
(b) discuss molecular organization of thylakoid. [07]
OR
Q.4 (a) explain functions of cytoplasmic microtubules. [07]
(b) discuss compartmentalization of Golgi apparatus. [07]

Q.5 (a) What is plasmid? discuss kinds of plasmids obtained in
different bacteria.[07]
(b) discuss briefly structural organization of mitochondria. [07]
OR
Q.5 (a) elaborate the main functions of basal bodies and centrioles? [07]
(b) define the process of autophagy. [07]

Earning:   Approval pending.