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Author Question: When Sam's annual income was only 15,000, he purchased 50 pounds of bananas a year. When his income ... (Read 76 times) |
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
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Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.
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There are more bacteria in your mouth than there are people in the world.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%