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Q. No.Consider the following statements:
I. Adaptive immunity can provide long-lasting protection, sometimes for the person's entire lifetime.
II. Adaptive immunity creates immunological memory after an initial response to a specific pathogen, and leads to an enhanced response to future encounters with that pathogen..
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 incorrect but II is correct
4. I is correct but II is incorrect
Subtopic: Details of Immunity | Active & Passive Immunity |
80%
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The cells least associated with allergies in humans will be:
| 1. | Macrophages | 2. | Mast cells |
| 3. | Basophils | 4. | Eosinophils |
Subtopic: Allergies & Autoimmunity |
57%
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When the genetic material of a retrovirus is introduced into an animal cell, it first:
1. is used as a template to produce viral DNA
2. is used as a template to produce more viral RNA
3. gets folded into a circular molecule
4. gets incorporated into the host genome
1. is used as a template to produce viral DNA
2. is used as a template to produce more viral RNA
3. gets folded into a circular molecule
4. gets incorporated into the host genome
Subtopic: AIDS |
53%
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Normal genes involved in cell growth and proliferation are known as:
| 1. | Oncogenes | 2. | Proto-oncogenes |
| 3. | V-onc | 4. | Transgenes |
Subtopic: Cancer |
72%
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Consider the following statements:
I. Benign tumours are not cancers.
II. Benign tumour lacks the ability to invade adjacent tissues or spread to distant sites by metastasizing.
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 incorrect but II is correct
4. I is correct but II is incorrect
I. Benign tumours are not cancers.
II. Benign tumour lacks the ability to invade adjacent tissues or spread to distant sites by metastasizing.
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 incorrect but II is correct
4. I is correct but II is incorrect
Subtopic: Cancer |
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Allergies:
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
| I: | are caused by hypersensitivity of the immune system to typically harmless substances in the environment. |
| II: | involve immunoglobulin E antibodies |
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Allergies & Autoimmunity |
82%
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Which age group is considered as the most vulnerable for the development of drug addiction?
| 1. | Pre-pubertal | 2. | Adolescence |
| 3. | Late adulthood | 4. | Geriatric |
Subtopic: Drugs & Alcohol Abuse |
95%
From NCERT
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The second-most frequent mode of HIV transmission is:
| 1. | through sexual contact with an infected person |
| 2. | from mother to child during pregnancy, delivery, or breastfeeding |
| 3. | via blood and blood products |
| 4. | vector borne |
Subtopic: AIDS |
53%
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Interferons:
1. cause the lysis of bacterial cells
2. fragment bacterial DNA
3. help phagocytes recognize microbes
4. prevent viral replication
1. cause the lysis of bacterial cells
2. fragment bacterial DNA
3. help phagocytes recognize microbes
4. prevent viral replication
Subtopic: Details of Immunity |
79%
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Subtopic: Common Cold & Malaria Introduction |
51%
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