BSc Biotechnology Sem III 2015 2016 2016 BIOTECHNOLOGY 1 Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 immunity line of defense. specific to any one pathogen but rather constitutes a first class MHC only antigen that is combined with either class I or MHC molecules are degraded in the then displayed I cell. host cell surface which mi ght be a tumor cell or virally altered
2. Q4 The 5 All is best suited for elimination of endogenous antigens
3. Q6 antigens but not all antigens are immunogens 7 Blood can be S the ability to induce a humoral and/or cell mediated response fra Separated in a centrifuge into a fluid and cellular fraction, the fluid action 1s called as
4. Q8 each immunoglobulin molecule there are Fab sites because they bind to antigen and one Fe site that crystallizes under freezing conditions
5. Q1 (B) Define any two following terms: 4 marks
6. Q1 (C) Answer any two of the following: 12 marks
7. Q1 What are the different events involved in inflammation?
8. Q2 Explain secondary line of defense
9. Q3 State the properties of antigens
10. Q4 Diagrammatically explain the basic structure of immunoglobulins
11. Q1 T (A) Explain any three of the following terms: 6 marks
12. Q3 Sign 6. Bacteremia
13. Q11 (B) Give significance of any one the following as virulence factors of pathogens 2 marks
14. Q1 Hyalourinidase 2. Coagulase
15. Q11 (C) Answer any two of the following:
16. Q1 ‘Give a brief account on virulence factors
17. Q2 Differentiate between endotoxins and fl of the
18. Q3 What are resident microflora? Describe briefly about the no
19. Q4 Give different types of infections and briefly describe the stages of Q (A) Explain any four of the
    • l. Nick 5. Vaccination Answer any two of the (
20. Q2 What are sub-unit vaccines? Explain with a suitable example
21. Q3 Define monoclonal antibodies. How are they produced
22. Q4 A person stepped on a rusty iron nail. What kind of vaccine he has to go for and
23. Q1 V Write short notes on any three of the following: 15 marks
24. Q1 B-lymphocytes
25. Q3 Edible vaccines
26. Q4 Advantages of modern vaccines over traditional vaccines
27. Q5 Koch’s postulates
28. Q6 Normal flora of the mouth

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