Nucleic acid in HIV:
1. ss RNA
2. ds RNA
3. ss DNA
4. ds DNA

Subtopic:  AIDS |
 71%
From NCERT
AIPMT - 1998
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Typhoid caused by:
1.  Rickettsiae
2.  Chlamydia
3.  Salmonella typhi
4.  Mycobacterium

Subtopic:  Typhoid Fever |
 98%
From NCERT
AIPMT - 1998
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Histamine is secreted by:

1. Mast cells 2. Fibroblast
3. Histiocytes 4. Plasma cells

Subtopic:  Allergies & Autoimmunity |
 97%
From NCERT
AIPMT - 1998
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HIV infects:
1.  RBC
2.  T – helper cells
3.  B - cells
4.  Basophils

Subtopic:  AIDS |
 94%
From NCERT
AIPMT - 1999
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During injury, mast cells secrete:
1.  Histamine
2.  Heparin
3.  Prothrombin
4.  Antibodies

Subtopic:  Allergies & Autoimmunity |
 78%
From NCERT
AIPMT - 1999
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What is a vaccine:
1.  Treated bacteria, virus & protein
2.  Treated algae
3.  Treated fungi
4.  Treated plasmodium

Subtopic:  Active & Passive Immunity |
 97%
From NCERT
AIPMT - 1999
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During viral infection, the protein formed in host cells to resist is:

1. Interferons

2. Antitoxin

3. Antibody

4. Histone

Subtopic:  Human Immune System |
 79%
From NCERT
AIPMT - 2000
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What is true for monoclonal antibodies?
 

1. These are obtained from one parent and for one antigen
2. These are obtained from different parents and for one antigen
3. These are obtained from one parent and for many antigens
4. These are obtained from many parents and for many antigens
Subtopic:  Details of Immunity |
AIPMT - 2001
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Which fish selectively feed on larvae of mosquitoes?

1.  Gambusia 2.  Rohu
3.  Clarias 4.  Exocoetus

Subtopic:  Common Cold & Malaria Introduction |
 92%
From NCERT
AIPMT - 2001
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Which one of the following is the correct match
1.  Reserpine – Tranquilliser
2.  Cocaine – opiotic narcotic
3.  Morphine – Hallucinogenic
4.  Bhang – Analgesic

Subtopic:  Drugs & Alcohol Abuse |
AIPMT - 2001
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