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The Last Universal Common Ancestor (LUCA), according to some biologists, is an ancient bacterium which appeared on the Earth about 3.5 billion years ago, and is the evolutionary ancestor of all modern life.

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U.S. presidential election, 1804

... 1816 Source: U.S. Office of the Federal Register (http://www.archives.gov/federal_register/electoral_college/scores.html#1804) (Larger version) See also: President ...

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