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Author Question: The human brain is estimated to contain approximately ________________ neurons. A. 100,000 B. 1 ... (Read 76 times) |
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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Vaccines prevent between 2.5 and 4 million deaths every year.