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Author Question: Generally over-the-counter tests and some point-of-collection tests are classified as a. ... (Read 40 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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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
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Excessive alcohol use costs the country approximately $235 billion every year.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.