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Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

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Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

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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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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

2 Several oxygen-binding curves: for normal hemoglobin 2 Several oxygen-binding curves: for normal hemoglobin
Drug Actions at Binding Sites Drug Actions at Binding Sites
Two classical models for the cooperative ligand binding by hemoglobin Two classical models for the cooperative ligand binding by hemoglobin
DNA binding faces of l Cro, cI repressor, and CRP, showing the helix–turn–helix motif DNA binding faces of l Cro, cI repressor, and CRP, showing the helix–turn–helix motif
The Shine–Dalgarno consensus binding sequence The Shine–Dalgarno consensus binding sequence
Lac repressor protein binding. The crystal structural model of Lac repressor binding at lacO Lac repressor protein binding. The crystal structural model of Lac repressor binding at lacO
Video: Bulk flow - factors that influence bulk flow

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