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Question : What are carcinogens? Mention any two groups of carcinogens with an example for each.

Answer»

Solution :TYPES of carcinogens-
a) Physical carcinogens: Ionising radiation like X- rays and `gamma`- rays, non- ionizing radiations like UV- rays
b) CHEMICAL carcinogens : tobacco smoke
C) BIOLOGICAL carcinogens : oncogenic VIRUSES.


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