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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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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

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Your heart beats over 36 million times a year.

An H II Region An H II Region
Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a
The nine divisions of the abdominal region. The nine divisions of the abdominal region.
The Schrader valve on this General Motors 3800 V-6 is located next to the fuel-pressure regulator. The Schrader valve on this General Motors 3800 V-6 is located next to the fuel-pressure regulator.
SPE densitometry showing an M spike in the gamma region. SPE densitometry showing an M spike in the gamma region.
CAP–cAMP complex binding to the CAP binding region CAP–cAMP complex binding to the CAP binding region
Video: Bone elongation - processes at the epiphyseal plate

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