BBYET-141 EM 2025 SOLVED ASSIGNMENT

Description

Bachelor’s Degree Programme
(BSCG)
BBYET-141 Cell and Molecular Biology)
Valid from 1st January, 2025 to 31st December, 2025
ASSIGNMENT
Course Code: BBYET-141
Assignment Code: BBYET-141/TMA/2025
Maximum Marks: 100
Note: Attempt all questions. The marks for each question are indicated against it.
1.
2.
3.
Describe the structure of a eukaryotic cell with a properly labeled diagram.
Discuss ‘Operon Concept’. Describe its structure and role in gene
regulation.
a)
Describe the double helix model of DNA with a neat, well-labelled
diagram.
(10)
(10)
(5×2=10)
b)
4.
5.
6.
a)
b)
a)
b)
How is the organization of DNA in prokaryotes different from that of
eukaryotes? Discuss.
What is Nucleosome? Explain its structure with the help of a suitable
diagram.
Discuss the main features of the genetic code.
Enlist the major differences between plant and animal cells.
Explain Chargaff’s Rule.
Describe the structure, composition and functions of mitochondria along with
a well-labelled diagram.
7.
8.
9.
Describe Griffith’s experiment for the demonstration of DNA as a genetic
material with a properly labelled diagram.
Describe various stages of Meiosis I with the help of a well-labelled diagram.
List various models proposed for the structure of cell membranes. Explain
the ‘Fluid Mosaic Model’ with the help of a well-labelled diagram.
10. Write short notes on the following:
i)
ii)
iii)
iv)
Golgi apparatus
Function of the cell wall in plants
Cloverleaf model of t-RNA
Enzyme telomerase