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People about to have surgery must tell their health care providers about all supplements they take.
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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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The average office desk has 400 times more bacteria on it than a toilet.
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There are more sensory neurons in the tongue than in any other part of the body.