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In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
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About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
The spotted wobbegong is the largest wobbegong shark, reaching a length of around 3 m
Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T
Muscle length versus isometric force
Models of Selective Attention in the Dichotic Listening Task
Restriction fragment-length polymorphisms showing different HaeIII genotypes in the b-fibrinogen ...