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Did you know?
There are more bacteria in your mouth than there are people in the world.
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Excessive alcohol use costs the country approximately $235 billion every year.
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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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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.
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