Which one of the following is found in the mouth of human beings
Entamoeba histolytica
Entamoeba coli
Amoeba proteus
Entamoeba gingivalis
Which drugs quickly reduce the symptoms of allergy ?
Pulse-Polio programme is organised in our country
A person is suffering from frequent episodes of nasal discharge, nasal congestion, reddening of eyes and watery eyes. These are the symptoms of
$A$ : Antibiotics like penicillin can be used to treat common cold.
$R$ : Penicillin causes lysis of viral cells.