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Author Question: Which sentence is expressed correctly? A) The United States faces a serious problem: its global ... (Read 166 times) |
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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.