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Author Question: When did plants first appear on earth? How do we know this?[br][br][b][color=black]Question ... (Read 6 times) |
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The horizontal fraction bar was introduced by the Arabs.
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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.
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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
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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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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.