There are 20 feet of blood vessels in each square inch of human skin.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.
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Your heart beats over 36 million times a year.
False killer whales
A true albino squirrel. Note the pink eyes.
TrUe....FaLsE
A recruiting poster for the “True Sons of Freedom” encouraged African Americans to enlist. In fact,
Karl Marx (1818–1883) believed that the roots of human misery lay in class conflict, the ...
Which is TRUE about the alternation of generations cycle that is diagramed above?