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Author Question: Some giant elliptical galaxies are found to have disks of gas and dust with star forming regions, ... (Read 33 times) |
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.