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Author Question: In a contest, two tractors pull two identical blocks of stone the same distance over identical ... (Read 6524 times) |
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The human body produces and destroys 15 million blood cells every second.
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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
Daniel Burnham’s Flatiron Building (1902) was one of the first to use steel girders to hold up the b
Draping for massage of leg in prone position. Pull the drape underneath the thigh. A. Uncover the ...