The function of $IgE$ is
Mediate in allergic response
Activation of $B-$cells
Protection from inhaled and ingested pathogens
Stimulation of complement system, passive immunity of foetus
Virus - Infected cell secrete protein called .........
A person is suffering from frequent episodes of nasal discharge, nasal congestion, reddening of eyes and watery eyes. These are the symptoms of
Drugs, shocks and psychotherapy are the treatments of
Tobacco contains ........... which raise blood pressure and increase heart rate.
$A$ : Vaccine against $AIDS$ has not been made inspite of repeated attempts.
$R$ : $HIV$ has the ability to get mutated to form several subtypes.