To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
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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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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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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Vasectomy. (a) Vas deferens is located within the spermatic cord on both sides. (b) A small incision
