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Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

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Vaccines prevent between 2.5 and 4 million deaths every year.

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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Cloning may help save endangered species. Cloning may help save endangered species.
Past Human Past Human
An aryballe vase or decanter made for carrying body oils clearly demonstrates that ancient Greeks we An aryballe vase or decanter made for carrying body oils clearly demonstrates that ancient Greeks we
The difference between a human and an ape. The difference between a human and an ape.
Stereotaxic Surgery on a Human Patient Stereotaxic Surgery on a Human Patient
Human embryo shortly after fertilization in the laboratory Human embryo shortly after fertilization in the laboratory
Video: The pH scale - Strong acids and Weak acids

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