The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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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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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
English and Dani basic color terms.
With the research technique called brainbow, each neuron is labeled with a different color, ...
The Phytochemical Color Guide
People who are color-blind see colors differently. (a) Those with normal vision see the red leaves.