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Author Question: Which altered heart rate is abnormally slow? A) bradycardia B) palpitation C) tachycardia D) ... (Read 60 times) |
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.