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Cyanide works by making the human body unable to use oxygen.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.