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Author Question: What percentage of Africa's surface soil is suitable for crop cultivation? A) 10 percent B) 20 ... (Read 117 times) |
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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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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
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There are more bacteria in your mouth than there are people in the world.
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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.