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Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

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In 1864, the first barbiturate (barbituric acid) was synthesized.

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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

A model of anxiety in which stressful events or a changing mental condition can produce unfavorable A model of anxiety in which stressful events or a changing mental condition can produce unfavorable
A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ... A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ...
A typical port fuel-injected system showing a vacuum-controlled fuel-pressure regulator. A typical port fuel-injected system showing a vacuum-controlled fuel-pressure regulator.
The citric acid cycle controlled by NAD+ and NADH The citric acid cycle controlled by NAD+ and NADH
A bell-shaped, or “normal,” curve shows the distribution of phenotypes for traits controlled by ... A bell-shaped, or “normal,” curve shows the distribution of phenotypes for traits controlled by ...
Skin color is a polygenic trait controlled by three or four genes, producing a wide range of phenoty Skin color is a polygenic trait controlled by three or four genes, producing a wide range of phenoty
Video: What is Cholesterols? Introduction to Lipoproteins

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