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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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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.