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Author Question: External validity is mostly concerned with a) The accuracy of experimental hypotheses b) The ... (Read 31 times) |
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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The horizontal fraction bar was introduced by the Arabs.
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The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.