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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.
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The average office desk has 400 times more bacteria on it than a toilet.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.