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Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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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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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Four types of cellular responses to positional information in animals. Four types of cellular responses to positional information in animals.
Patient Information Supplied When Scheduling Hospital Admissions Patient Information Supplied When Scheduling Hospital Admissions
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The Food Label Provides Valuable Consumer Information Manufacturers must adhere to strict labeling The Food Label Provides Valuable Consumer Information Manufacturers must adhere to strict labeling
Use the information in the above table to establish a Born-Haber cycle to determine the ... Use the information in the above table to establish a Born-Haber cycle to determine the ...
Flowchart illustrating how genetic information encoded in DNA produces protein Flowchart illustrating how genetic information encoded in DNA produces protein
Video: Hormonal regulation of pregnancy - weeks 17 through 38

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