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Author Question: In 1921, prices surged, causing a decrease in average real wages. Indicate whether the statement ... (Read 21 times) |
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Blood is approximately twice as thick as water because of the cells and other components found in it.
The average office desk has 400 times more bacteria on it than a toilet.
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
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.