Malaria is transmitted by ’Anopheles'. This was discovered by

One good example of an ’antiseptic' is

Which of the following is an opiate narcotic

Virus - Infected cell secrete protein called .........

Which of the disease is not transmitted by house flies

During an allergic reaction, the binding of antigens to IgE antibodies initiates a response, in which chemicals cause the dilation of blood vessels and a host of other physiological changes. Such chemicals are