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Author Question: Two identical fish, both at sea level, float in two identical aquariums with identical quantities of ... (Read 2050 times) |
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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
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Everyone has one nostril that is larger than the other.
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Approximately 25% of all reported medication errors result from some kind of name confusion.