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Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
Did you know?
Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.