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Author Question: What best describes the structure of pepsin? a. Lipid b. Protein c. Nucleic acid d. ... (Read 51 times) |
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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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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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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.