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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
On average, the stomach produces 2 L of hydrochloric acid per day.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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