Cancer cells are more easily damaged by radiation than normal cells because they are

Assertion: There is no chance of malaria to a man on the bite of male Anopheles mosquito.

Reason: It carries a non-virulant strain of Plasmodium.

$B.C.G.$ vaccine is used against

The final stage of drug addiction is represented by the need of drug for the body. This is known as

A metastatic cancerous tumour is termed ’sarcoma ' if the disorder is in