‘Blood cancer' is also known as

Tobacco contains ........... which raise blood pressure and increase heart rate.

$A$ : $A$ 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.

Haemozoin is a toxic substance formed in case of malaria. It is produced by

Assertion : The antibodies separted from serum are homogenous.

Reason : Monoclonal antibodies are homogenous immunological reagents.

The pathogens of genera, Microsporum, Trichophyton and Epidermophyton are responsible for