polyembryony

名词 n.
中文释义

英文释义

名词 n.
  1. The production of two or more embryos in one seed, due either to the existence and fertilization of more than one embryonic sac or to the origination of embryos outside of the embryonic sac. uncountable
    — By its nature, that is whether it develops with or without fertilization, simple polyembryony can be sexual or asexual.
  2. The production of two or more embryos from a single fertilized egg. uncountable
    — In all these groups cloning, where it occurs, must be through polyembryony or parthenogenesis.
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