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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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The human body produces and destroys 15 million blood cells every second.
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Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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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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