- 1(current)
Q. No.Consider the given two statements:
| I: | The acquired immune response is called "adaptive". |
| II: | In acquired immunity, pathogen-specific receptors are "acquired" during the lifetime of the organism. |
1. Both I and II are correct and II explains I.
2. Both I and II are correct but II does not explain I.
3. I is correct and II is incorrect.
4. Both I and II are incorrect.
In the given diagram, A and B respectively represent:
| 1. | The N and the C terminus of the polypeptide |
| 2. | The C and the N terminus of the polypeptide |
| 3. | The constant and variable regions of the antibody molecule |
| 4. | The variable and constant regions of the antibody molecule |
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The principle of immunization or vaccination is based on which property of the immune system?
1. Specificity
2. Memory
3. Ability to recognize self from non-self
4. Cooperation between innate and adaptive immunity
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A drug that would not be helpful in the treatment of allergies is:
| 1. | Antibiotics | 2. | Antihistaminics |
| 3. | Steroids | 4. | Adrenaline |
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Small masses of lymphatic tissue found throughout the ileum region of the small intestine are called:
| 1. | Paneth cells | 2. | Meissener’s Plexus |
| 3. | Peyer’s patches | 4. | Entero-chromaffin cells |
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What constitutes about 50% of the lymphoid tissue in the human body?
| 1. | Malt | 2. | Spleen |
| 3. | Lymph nodes | 4. | Liver |
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 |
I: A is thymus and it is a secondary lymphoid organ. II: B is MALT and is a primary lymphoid organ. |
| 1. | Only I | 2. | Only II |
| 3. | Both I and II | 4. | Neither I nor II |
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| I: | The primary lymphoid organs are where immature lymphocytes differentiate into antigen sensitive lymphocytes. |
| II: | The thymus is quite small at the time of birth and keeps increasing in size with age. |
| III: | Antigens trapped in the lymph nodes are responsible for the activation of lymphocytes present there and cause the immune response. |
2. Only Statement I and Statement III
3. Only Statement II and Statement III
4. Statement I, Statement II and Statement III
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- 1(current)
Q. No.
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