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The average office desk has 400 times more bacteria on it than a toilet.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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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.