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Author Question: A 5.0-kg mass sits on the floor of an elevator that has a downward acceleration of 1.0 m/s2. On top ... (Read 1609 times) |
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The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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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.
Massive amounts of wood are stored on the forest floor of old-growth temperate coniferous forests of
The greatest bone mass is found around age 30 for both men and women, with the later decline being f