Sentence Examples


  • No other family of Protococcales has advanced beyond the stage of isogamous reproduction.
  • Elsewhere among Siphonales, in those cases where reproductive cells are known, the reproduction is either isogamous or asexual.
  • Although the phenomena attending isogamous and oogamous reproduction respectively are essentially the same in all cases, slight variations in both instances appear in different families, attributable doubtless to the independent origin of the process in different groups.