Toxins, Carcinogens, Teratogens and Neurotoxins
Define:(a) Toxins (b) Carcinogens (c) Teratogens (d) Neurotoxins.
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i) Toxins: Toxins are the poisonous substances mainly a protein, that is produced by living cells or organisms and is capable of causing disease when introduced into the body. Eg : Snake venom and Methanol
ii) Carcinogens: A substance capable of causing cancer in living tissue is called carcinogen Eg : tobacco and dioxins
iii) Teratogens: A teratogen is an agent that might disturb the growth of the Embryo. Teratogens stop the progress of the pregnancy or create a congenital malfunction. Eg: benazepril, captopril and enalapril
iv) Neurotoxins :A substance that is poisonous or destructive to nerve tissue is called neurotoxins. Eg: ethanol, lead, nitric oxide and botulinum toxin.
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