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Author Question: ______ is a hydroxyl group. A) —NH2 B) —OH C) —COOH D) —H (Read 1580 times) |
Did you know?
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.
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Thyroid conditions may make getting pregnant impossible.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.