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Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.
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People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.
![A rocky shore at low tide, showing the great abundance that can be attained by populations of intert](https://biology-forums.com/gallery/47/medium_33_28_08_11_12_16_04_1593395.jpeg)
![Chinese workers on a railway in the far West. “Without them,” Leland Stanford, president of the Cent](https://biology-forums.com/gallery/47/medium_376063_22_08_15_11_31_02_223711629.jpeg)