Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
Stress Response
stress
Eysneck Temperment types
Various types of integumentary conditions. (D) Psoriasis