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Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Did you know?
Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.