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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.