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Did you know?

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.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

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The familiar sounds of your heart are made by the heart's valves as they open and close.

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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Coordination of antagonist muscles to perform movement. Coordination of antagonist muscles to perform movement.
Movement of a bolus of food from the mouth to the esophagus. The bolus then travels to the stomach. Movement of a bolus of food from the mouth to the esophagus. The bolus then travels to the stomach.
Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen
The types of skeletal movement. (A) Flexion and extension of left forearm. (B) Flexion and extension ... The types of skeletal movement. (A) Flexion and extension of left forearm. (B) Flexion and extension ...
Disitive Time For Meat Disitive Time For Meat
Movement of fluids in the body is accomplished by A. osmosis, B. diffusion, or C. active transport Movement of fluids in the body is accomplished by A. osmosis, B. diffusion, or C. active transport
Video: Pressure Flow Model Animation

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