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单词 gemmule
释义 gemmule
 /jem"yoohl/,  n.  
  1.  Bot.   gemma.
  2.  Zool.   an asexually produced mass of cells that is capable of developing into an animal, as a freshwater sponge.
  3.  Evolution.   one of the hypothetical living units conceived by Darwin in the theory of pangenesis as the bearers of the hereditary attributes.
 [1835-45; < F < L gemmula. See GEMMA, -ULE]
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