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Did you know?
Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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The longest a person has survived after a heart transplant is 24 years.
Did you know?
The horizontal fraction bar was introduced by the Arabs.

