CELL STRUCTURES AND FUNCTION
CELL CYCLE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A substance capable of causing cancer in living tissue.
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Is a cancerous tumor.
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Is a non-cancerous tumor.
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A substance that is not capable of causing cancer.
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Detailed explanation-1: -A carcinogen is a substance, organism or agent capable of causing cancer. Carcinogens may occur naturally in the environment (such as ultraviolet rays in sunlight and certain viruses) or may be generated by humans (such as automobile exhaust fumes and cigarette smoke).
Detailed explanation-2: -A few well-known carcinogens are asbestos, nickel, cadmium, radon, vinyl chloride, benzidene, and benzene. These carcinogens may act alone or with another carcinogen to increase your risk. For example, asbestos workers who also smoke have a higher risk of lung cancer.
Detailed explanation-3: -A carcinogen is anything that causes cancer. Carcinogens may be environmental elements such as chemicals, metals or gases, or substances that come into contact with the body through eating, drinking or smoking. Some infections as well as certain medical procedures and treatments are also considered carcinogenic.
Detailed explanation-4: -A carcinogen is any substance, radionuclide, or radiation that promotes carcinogenesis, the formation of cancer. This may be due to the ability to damage the genome or to the disruption of cellular metabolic processes.