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Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

The respiratory system. (a) Sagittal section of the head and neck, revealing the organs of the upper The respiratory system. (a) Sagittal section of the head and neck, revealing the organs of the upper
One Module of the Primary Visual Cortex One Module of the Primary Visual Cortex
Primary steps in fibrinolysis. Primary steps in fibrinolysis.
The primary response causes B cells to produce memory B cells and a few antibodies. The second ... The primary response causes B cells to produce memory B cells and a few antibodies. The second ...
Primary succession Primary succession
Primary motor area of cerebral cortex Primary motor area of cerebral cortex
Video: Language Areas Animation

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