When the children without $T-$ cells and $B-$ cells are kept in germ free isolation suits, then the disease is
Immunity less hybrids
Anti-antigens immune system
$SCID$ (severed combined immuno deficiency)
None of these
‘Enterobiasis' disease is caused by
Antivenom against snake poison contains
An insect bite may result in inflammation of that spot. This is triggered by the alarm chemicals such as
Which one of the following pairs is not correctly matched?
Infection of pneumonia occurs due to