The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
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Your heart beats over 36 million times a year.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
Large male size and mating success.
Typical Soil Profile
A typical 1/2 inch drive air impact wrench. The direction of rotation can be changed to loosen or ...