DICT.TW Dictionary Taiwan

 heterogenesis
 世代交替,異形生殖,自然發生

 het·ero·gen·e·sis /ˌhɛtəroˈʤɛnəsəs/ 名詞
 突變,異型世代交替,異源,異祖發生

 Het·er·o·gen·e·sis n.
 1. Biol. Spontaneous generation, so called.
 2. Biol. That method of reproduction in which the successive generations differ from each other, the parent organism producing offspring different in habit and structure from itself, the original form, however, reappearing after one or more generations; -- opposed to homogenesis, or gamogenesis.
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 heterogenesis
      n : the alternation of two or more different forms in the life
          cycle of a plant or animal [syn: alternation of
          generations, xenogenesis]