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Author Question: In a contest, two tractors pull two identical blocks of stone the same distance over identical ... (Read 1750 times) |
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Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.
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The average adult has about 21 square feet of skin.