$A$ : $A$ 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.
Assertion and Reason both are correct and also correct explanation.
Assertion and Reason both are correct but not explanation of assertion.
Assertion is correct, but Reason is incorrect.
Both Assertion and Reason are incorrect.
What is true about $T-lymphocytes$ is mammals?
The cancer of the epithelial cells is called
Identify $X$ and $Y$ from the following structure
A mentally sick person has
ELISA is used to detect viruses, where