pre·po·ten·cy /(ˌ)priˈpotṇ(t)si/
  優勢,優生,優生遺傳
  pre·po·ten·cy /-ˈpotṇsɪ/ 名詞
  優先遺傳
  Pre·po·ten·cy n.
  1. The quality or condition of being prepotent; predominance. [Obs.]
  2. Biol. The capacity, on the part of one of the parents, as compared with the other, to transmit more than his or her own share of characteristics to their offspring.
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