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Author Question: In a contest, two tractors pull two identical blocks of stone the same distance over identical ... (Read 1992 times) |
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
On average, the stomach produces 2 L of hydrochloric acid per day.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).
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.