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February 18, 2011
Q. Which has more “protein-coding genes,” as geneticists refer to the more important ones? a. a fruit fly b. a grape c. a chicken d. you
A. Though the human genome was pretty well sequenced by 2001, gene count estimates continue to fluctuate, says Tina Hesman Saey in Science News magazine. Beginning in the millions in the 1960s, the number shrank to hundreds of thousands by the 1990s, now down to barely tens of thousands.
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