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Author Question: Four identical particles (mass of each = 0.40 kg) are placed at the vertices of a rectangle (2.0 m ... (Read 1254 times) |
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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.
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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.