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Author Question: Suppose you observe a father and his infant daughter in a laboratory and they are playing together. ... (Read 107 times) |
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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
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Your heart beats over 36 million times a year.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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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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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.