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Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

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On average, the stomach produces 2 L of hydrochloric acid per day.

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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.

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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

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Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Evidence for big game hunting by archaic H. sapiens is suggested by the excavations at the Boxgrove Evidence for big game hunting by archaic H. sapiens is suggested by the excavations at the Boxgrove
When the United States gets stuck over a controversial issue—usually something a divided Congress ca When the United States gets stuck over a controversial issue—usually something a divided Congress ca
Family teaching: problem solving skills. Family teaching: problem solving skills.
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Solving Inequalities Solving Inequalities
Video: Introduction to Autism

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