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Author Question: How long does the protostellar stage last for a star like our Sun? A) 1 million years B) 3 ... (Read 31 times) |
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On average, the stomach produces 2 L of hydrochloric acid per day.
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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
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Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
Exponential growth in the Canadian migratory population of the whooping crane after 70 years of cons
the comet Encke riding along its pebbly trail of debris (long diagonal line) between the orbits of M