Download GTU BE/B.Tech 2018 Winter 4th Sem New 2140405 Cell Biology And Industrial Biotechnology Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2018 Winter 4th Sem New 2140405 Cell Biology And Industrial Biotechnology Previous Question Paper

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1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?IV (NEW) EXAMINATION ? WINTER 2018
Subject Code: 2140405 Date:22/11/2018

Subject Name: Cell Biology and Industrial Biotechnology

Time: 02:30 PM TO 05:30 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

MARKS

Q.1 (a) Why are mitochondria termed as power house of cell? 03
(b) Describe chemical composition of plasma membrane. 04
(c) Draw a labelled diagram of plant cell. Also describe functions of
typical plant cell structures only.
07

Q.2 (a) Define the terms: peroxisomes and glyoxysomes. 03
(b) Describe various functions of Golgi apparatus. 04
(c) What is cell theory? Describe the cell theory along with its
exceptions.
07
OR
(c) What is cytoplasmic matrix? Describe various theories regarding
physical nature of matrix.
07
Q.3 (a) Write a note on lysosomes in plants. 03
(b) Draw labelled diagram of fluid mosaic model of plasma membrane. 04
(c) What is endoplasmic reticulum? Explain its types, structure and
function.
07
OR
Q.3 (a) Define the terms plasmid, nucleoid and mesosome. 03
(b) Describe the structure and function of nucleolus. 04
(c) Describe the ultrastructure of chloroplast. 07
Q.4 (a) What is meant by 70S and 80 S ribosomes? How many types of
RNA and proteins are found in them?
03
(b) Compare cell wall of eubacteria and archea bacteria. 04
(c) Explain ultra structure of bacterial flagella. 07
OR
Q.4 (a) What is secondary messanger? Give example of it. 03
(b) Explain molecular mechanism of G protein linked signal
transduction.
04
(c) Describe the events of first meiotic prophase with diagram. 07
Q.5 (a) Explain different strategies of strain improvement. 03
(b) Compare first meiotic anaphase and second meiotic anaphase
events.
04
(c) Explain fermentative production of cephalosporin antibiotic. 07
OR

Q.5 (a) Expain simple and complex media. 03
(b) What are medium requirements for fermentative production? 04
(c) Explain fermentative production of citric acid. 07

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