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Author Question: Which of the following is a trace greenhouse gas? A) carbon monoxide B) oxygen C) carbon D) ... (Read 54 times) |
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Everyone has one nostril that is larger than the other.
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The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.