Total No. of Questions 12] [Total No. of Pages
M.Sc. DEGREE EXAMINATION, MAY 2017
Second Year
MICROBIOLOGY
Immunology and Cellular Microbiology
Time 3 Hours Maximum Marks :70
SECTION A
Answer any FIVE questions from the following × 6 30)
Q1) Cell mediated immunity.
Q2) Cytokines.
Q3) ELISA.
Q4) Complement fixation.
Q5) Phagocytosis.
Q6) Zipper mechanism.
Q7) Signal transduction in chemotaxis.
Q8) Sporulation in Myxococcus xanthus.
SECTION B × 10 40)
Q9) Describe the types of immune responses.
OR
Describe the nature, structure and functions of major histocompatability
complex.
Q10) Write an account on nature, types and functions of antigens and antibodies.
OR
Describe the autoimmune diseass and their control.
Q11) Describe the molecular mechanism of adhesion and bacterial adhesion.
OR
Describe the bacterial toxins.
Q12) Describe the cell signaling system.
OR
Write an account on Apoptosis.