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Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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The human body produces and destroys 15 million blood cells every second.

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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.

Did you know?

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

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As a result of sharing its environment with humans, this macaque had the opportunity to steal an ast As a result of sharing its environment with humans, this macaque had the opportunity to steal an ast
Body cavities. (A) Lateral view of a sagittal section through the body. (B) Anterior view of a front Body cavities. (A) Lateral view of a sagittal section through the body. (B) Anterior view of a front
The monthly changes of angle between the direction of illumination by the Sun and viewing from Earth The monthly changes of angle between the direction of illumination by the Sun and viewing from Earth
The “Old Man” from La Chapelle shows evidence of extensive tooth loss and bone resorption. The “Old Man” from La Chapelle shows evidence of extensive tooth loss and bone resorption.
Probiotics are live microorganisms, usually bacteria, mainly found in cultured dairy foods Probiotics are live microorganisms, usually bacteria, mainly found in cultured dairy foods
Video: Immune responses Animation

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