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Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.
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?
Blood is approximately twice as thick as water because of the cells and other components found in it.