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Author Question: Which of the following cosmetics contain the greatest amount of fragrant compounds? A) perfumes ... (Read 86 times) |
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There are 60,000 miles of blood vessels in every adult human.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
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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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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.