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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

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If you could remove all of your skin, it would weigh up to 5 pounds.

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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

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When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

A missense mutation that causes red blood cells to sickle in sickle-cell anemia. A missense mutation that causes red blood cells to sickle in sickle-cell anemia.
Cultured HeLa cells have been stained with Hoechst turning their nuclei blue Cultured HeLa cells have been stained with Hoechst turning their nuclei blue
Looking at Cells Looking at Cells
The peripheral nerves connect the brain and spinal cord to other parts of the body. The peripheral nerves connect the brain and spinal cord to other parts of the body.
Frozen human iPS cells Frozen human iPS cells
Plasma insulin binds to receptors on target cells to enter the cells, which starts actions that lead ... Plasma insulin binds to receptors on target cells to enter the cells, which starts actions that lead ...
Video: What is an ecosystem?

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