Proto-oncogenes are seen in :
1. Normal cells
2. Malignant cells
3. Virus infected cells 
4. Cells exposed to X-rays

Subtopic:  Cancer |
 61%
From NCERT
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What is incorrect regarding opioids?
1. Their receptors are in CNS and CVS
2. They are generally taken by snorting and injection
3. They are CNS depressants 
4. They can be powerful sedatives and painkillers

Subtopic:  Drugs & Alcohol Abuse |
 73%
From NCERT
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The principal psychoactive principle present in the hemp plant, Cannabis sativa, is:
1. acetyl salicylic acid
2. diacetylmorphine
3. tetrahydrocannabinol
4. lysergic acid dimethylamide

 

Subtopic:  Drugs & Alcohol Abuse |
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DNA damage leading to neoplastic transformation can be brought about by ionizing radiations like :
1. UV rays 
2. Gamma rays 
3. Infrared waves
4. Radio waves

Subtopic:  Cancer |
 59%
From NCERT
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The skeletal structure shown in the given diagram shows the structure of :

  

1. Morphine 2. Diacetyl morphine
3. Cannabinoid 4. Cocaine
Subtopic:  Drugs & Alcohol Abuse |
 70%
From NCERT
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Ringworm in humans can be caused by infection with all the following except:
1. Microsporum
2. Taenia
3. Trichophyton
4. Epidermophyton

Subtopic:  Ascariasis & Filariasis | Fungal Infection & Concept of Immunity |
 89%
From NCERT
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Primary lymphatic organs serve as the site for:

1. antibody formation

2. lymph formation

3. lymphocytes to encounter and bind to antigens

4. lymphocyte formation and maturation

Subtopic:  Details of Immunity |
 68%
From NCERT
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AIDS is characterized by the presence of:

1. Nosocomial infections

2. Iatrogenic infections

3. Opportunistic infections

4. Subclinical infections  

Subtopic:  AIDS |
 68%
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The receptors for the drug shown below are located in :

Morphine - Wikipedia

1. CNS and CVS

2. CVS and GIT

3. CNS and GIT

4. CNS and PNS

Subtopic:  Drugs & Alcohol Abuse |
 82%
From NCERT
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Study the diagram given and choose the incorrect statement :

1. A : retrovirus replicates outside the cell

2. B : viral DNA is produced by the host Reverse transcriptase 

3. C : viral DNA incorporates into the host genome

4. D : New viral DNA is produced by the infected cell

Subtopic:  AIDS |
From NCERT
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