In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
Normal male karyotype
Inheritance karyotype
A karyotype arranges the chromosomes in a standard format
G-banded karyotype of a normal human male
A representative karyotype and a photograph of a child