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from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A gene whose expression results in the death of the organism, usually during embryogenesis.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. any gene which brings about the death of an organism carrying it; usually the result of a mutation

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. any gene that has an effect that causes the death of the organism at any stage of life


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