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Author Question: A university must choose a team of 6 students to participate in a TV quiz show. The students will be ... (Read 2011 times) |
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.