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Author Question: What is meant by least restrictive environment? a. It means that every effort must be made to ... (Read 50 times) |
For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.
Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
There are more bacteria in your mouth than there are people in the world.
The average office desk has 400 times more bacteria on it than a toilet.