Basics of Immunology — DU B. Sc. Life Science (Zoology) Previous Year Question Papers

6. Write short notes. (any three) (i) Inflammation (ii) Properties of cytokines (iii) Delayed type of hypersensitivity (iv) Autoimmune disorders (b) Attempt four questions in all including (c) Draw suitable well-labelled diagrams wherever it is necessary. 1. (a) Define the following terms: 4 (b) Write the full form of the following: 3 (c) Differentiate between the following: 4 (i) Subunit vaccine and recombinant vector vaccine (d) Give the contributions of the following scientists: 2 (i) G. Snell, J. Dausset and B. Benacerraf (ii) Edward Jenner (e) Give reason for the following: 2 (i) Passive immunity is transient. (ii) In multivalent antibodies avidity is greater than affinity. 2. Write in detail about the effector function of cell mediated immunity and humoral immunity. 3. Draw a well labelled diagram of an antibody monomer and compare the structure and function of IgG and IgM. Explain how was the structure of antibody deduced? 8+7=15 4. With the help of suitable diagram explain the processing of the exogenous and endogenous antigens. 8+7=15 5. Describe the Classical pathway of complement system. How its activation is different from Lectin pathway?. 8+7=15