Total No. of Questions 12] [Total No. of Pages 2
M.Sc. DEGREE EXAMINATION, MAY 2018
BOTANY
Second Year
Cell Biology and Molecular Biology
Time 3 Hours Maximum Marks 70
SECTION A × 6 30)
Answer any Five questions from the following
Q1) Vacuoles
Q2) Lysosomes
Q3) Genetics of Cancer
Q4) Structure of gene
Q5) Transformation and transduction
Q6) Chemical structure of DNA
Q7) Gene expression in eukaryotes
Q8) Chemical structure of DNA
SECTION B × 10 40)
Answer all questions
Q9) Describe the ultra structure of plasma membrane.
OR
Give an account on endoplasmic reticulum.
Q10) Describe the principles and applications of SEM.
OR
Give an account of cell signalling and its transduction.
Q11) Trace the evolution of gene concept.
OR
Give an account of DNA as genetic material.
Q12) Describe DNA repair mechanisms.
OR
Give an account of genetic code.