Entamoeba gingivalis is found in buccal cavity of man. It causes
Pyorrhoea
Amoebic dysentery
Branchitis
No disease
HIV causes reduction in
Which of the following immunoglobulin $(Ig)$ is present in colostrum?
Which one of the following pairs of disease can spread through blood transfusion
$HIV$ decreases natural immunity of the body by
Female Anopheles is