A cyst of Entamoeba histolytica produces trophozoites
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The accumulation of excess fluid in tissue space is called
An antibody is a
$A$ : $A$ person who has received a cut accidentally and is bleeding needs to be given anti-tetanus treatment.
$R$ : Anti-tetanus injection provides active immunity by providing preformed antibodies for tetanus.
$L.S.D.$ is
Antivenom against snake poison contains