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Author Question: In a supertype/subtype hierarchy, each subtype has: A) only one supertype. B) many supertypes. ... (Read 339 times) |
Did you know?
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.
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The average office desk has 400 times more bacteria on it than a toilet.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.