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Author Question: Between the year 1909 and the year 2009, the birth rate in the United States A. doubled. B. ... (Read 89 times) |
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.