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Author Question: At early school age, based on the rate of growth of different body tissues, which physical ... (Read 179 times) |
The average office desk has 400 times more bacteria on it than a toilet.
Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
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.
Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%