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Author Question: The cell membrane is selectively permeable, allowing only some compounds to enter and leave the ... (Read 64 times) |
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).