A person is injected with globulin against hepatitis. This is
Artificially acquired passive immunity
Artificially acquired active immunity
Naturally acquired active immunity
Naturally acquired passive immunity
Which is an example of active immunity ?
Infective stage of Entamoeba histolytica is
Virus - Infected cell secrete protein called .........
Mark the incorrect statement w.r.t. infection of Entamoeba histolytica
The best $HLA$(Human Leucocyte Antigen) match for transplants in order of preference is