Total No. of Questions 12] [Total No. of Pages 02
M.Sc. (Second) DEGREE EXAMINATION, MAY 2018
Second Year
MICROBIOLOGY
Microbial Genetics and Molecular Biology
Time 3 Hours Maximum Marks 70
SECTION A × 6 30)
Answer any Five of the following
Q1) Plasmids
Q2) Gene mapping in Bacteria
Q3) Denaturation of DNA
Q4) Wobble hypothesis
Q5) Operon concept
Q6) Trp Operon
Q7) IS elements
Q8) Mechanism of transposition
SECTION B × 10 40)
Answer all of the following
Q9) Describe DNA as genetic material.
OR
Describe genetic recombination in Bacteria.
Q10) Describe DNA damage and repair mechanisms.
OR
Describe various types of Mutations.
Q11) Describe the gene expression in Prokaryotes.
OR
Explain the genetics of Nitrogen fixation.
Q12) Describe DNA finger printing and its importance.
OR
Describe the development of transgenic plants and their significance.