Bombykol or gyplure is a
Drug
Harmone
Antibiotic
pheromone
Which one of the following is most carcinogenic present in tobacco smoke
The percentage of population suffering from mild mental disorders is
Recognition and digestion by the phagocytes due to the coated surface of antigens by the antibodies is known as
The study of worms which cause parasitic infestations in man is called
Immunodeficiency makes a person highly susceptible to infection. It is caused by