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Author Question: ______ life changes can be stressful. a. Neither positive nor negative c. Only negative b. ... (Read 58 times) |
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Your heart beats over 36 million times a year.
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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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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
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Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.