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Author Question: The theory that the frequent use of an organ caused it to be enhanced was developed by a. Charles ... (Read 31 times) |
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The average adult has about 21 square feet of skin.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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There are approximately 3 million unintended pregnancies in the United States each year.
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Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
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On average, the stomach produces 2 L of hydrochloric acid per day.