Zoology - Human Health and Diseases Three Marks Questions

12th Standard EM

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Biology

Time : 00:45:00 Hrs
Total Marks : 30
    10 x 3 = 30
  1. Explain the structure of immunoglobulin with suitable diagram.

  2. What are the cells involved innate immune system.

  3. What is vaccine? What are its types?

  4. A person is infected by HIV. How will you diagnose for AIDS?

  5. Autoimmunity is a misdirected immune response. Justify.

  6. Point out the factors that determine the binding force between antigen-antibody reactions.

  7. Explain opsonisation property of antibodies

  8. What is contact inhibition? How it is related to tumours growth?

  9. Differentiate between normal cells and cancer cells

  10. Write a note on Heroin.

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