The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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Cyanide works by making the human body unable to use oxygen.
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The horizontal fraction bar was introduced by the Arabs.
“Mission Accomplished” proclaimed the banner on the USS Abraham Lincoln, where on May 1, 2003, Presi
Base excision repair (BER) accomplished by uracil DNA glycosylase