The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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The horizontal fraction bar was introduced by the Arabs.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.
Energy flows in a typical gasoline-powered car
Typical Soil Profile
Structure of a typical neuron.
A typical engine-driven cooling fan.
Some typical electroencephalograms and their psychological correlates
Typical box used for the disposal of bagged, sealed, and autoclaved biological waste.