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Author Question: The _________ variable is the presumed cause of another variable while the ________ variable is the ... (Read 69 times) |
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
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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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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.