a. morality play b. motet c. madrigal d. song
a. one b. two c. three d. four
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
There are 20 feet of blood vessels in each square inch of human skin.
Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
The FDA recognizes 118 routes of administration.
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