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Author Question: The two general categories of groups in which activities are used as a medium of exchange include ... (Read 42 times) |
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."