Write short notes on two of the following:
(a) Recombinant vaccines
(b) Primary and secondary immune response
(c) Attenuated vaccines
(d) MHC restriction.
Differentiate between MHC class I, MHC class II and MHC class III complexes with suitable diagrams.
Discuss the mechanism of clonal selection of B cells.
What is MHC restriction? How do MHC molecules help in presenting antigen to T-cells?
Define hybridoma technology. Discuss its utility for the production of monoclonal antibodies and write its applications.
Write short notes on any two of the following:
(a) Type IV Hypersensitivity reaction
(b) Acquired immunity and Passive immunity
(c) MHC complex
(d) Abnormal Immunoglobulin.
Explain the role of Biotechnology in food processing.
Explain genetic engineering applications in relation to human health.
Calculate the mean size of wheat ear head from the following frequency distribution: (Size of Ear Head in cm: 34, 35, 36, ..., 43 and their respective frequencies).