Non-specific host defence that exists prior to the exposure to an antigen is called
Acquired immunity
Passive immunity
Innate immunity
Active immunity
The use of tobacco is originated in
The depression of nervous activity is caused by which of the following drug
Tick mark the incorrect match with respect to the drug, source and its action.
Durg | Source | Action |
Which immunoglobulin is the largest in size
AIDS is characterised by a sharp reduction is