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Author Question: The degree of metamorphic change within an aureole ____. A)is always sharp and well-defined B)is not ... (Read 84 times) |
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The longest a person has survived after a heart transplant is 24 years.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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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.
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For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.