Satellite DNA
DNA that contains many tandem (not inverted) repeats of a short basic repeating unit. Satellite DNA is located at very specific spots in the genome (on chromosomes 1, 9, 16 and the Y chromosome, the tiny short arms of chromosomes 13-15 and 21 and 22, and near the centromeres of chromosomes).
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A fat that contains only saturated fatty acids, is solid at room temperature, and comes chiefly from animal food products. Some examples of saturated fat are butter, lard, meat fat, solid shortening, palm oil, and coconut oil. Saturated fat tends to raise the level of cholesterol in the blood.
- Sawbones
Slang for a physician, especially a surgeon, and in particular an orthopedic surgeon.
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A device designed for first aid that suctions venom from the site of a bite of a poisonous snake or lizard.
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A medication used to treat scabies. Although they were the most effective treatment, medications such as the lindane solution Kwell contain benzene, and are no longer recommended for use.
- Scabies
Infestation of the skin by the human itch mite, Sarcoptes scabiei. The initial symptom of scabies are red, raised bumps that are intensely itchy. A magnifying glass will reveal short, wavy lines of red skin, which are the burrows made by the mites. Treatment is with any of several scabicide medications.