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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

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There are more bacteria in your mouth than there are people in the world.

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa
OraQuick. A negative result would show a red line at the "C" mark, whereas a positive ... OraQuick. A negative result would show a red line at the "C" mark, whereas a positive ...
Monkey Experiment: Sense of Fairness Monkey Experiment: Sense of Fairness
Two radio antennas are 130 m apart on a north-south line. The two antennas radiate in phase at ... Two radio antennas are 130 m apart on a north-south line. The two antennas radiate in phase at ...
Griffith’s transformation experiment Griffith’s transformation experiment
Number line (real numbers) Number line (real numbers)
Video: Interspecific Competition Relationship - Competitive & Niche Differentiation

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