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Author Question: Receptor proteins for the neurotransmitter molecules released by rods and cones (Read 698 times) |
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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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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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Approximately 500,000 babies are born each year in the United States to teenage mothers.