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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?

Thyroid conditions may make getting pregnant impossible.

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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

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The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

True-color view of Mars seen through NASA's Hubble Space Telescope in 1999 True-color view of Mars seen through NASA's Hubble Space Telescope in 1999
The female reproductive system. (a) Sagittal section through the pelvis. (b) Top view of pelvic orga The female reproductive system. (a) Sagittal section through the pelvis. (b) Top view of pelvic orga
Side view Side view
VIEW OF A MONK'S CELL IN THE MONASTERY OF SAN MARCO, FLORENCE VIEW OF A MONK'S CELL IN THE MONASTERY OF SAN MARCO, FLORENCE
Overall View of the Theater, Epidauros "منظر عام لمسرح، إبيدورس" Overall View of the Theater, Epidauros "منظر عام لمسرح، إبيدورس"
A view of colorblindness A view of colorblindness
Video: What is an ecosystem?

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