noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb mutación

noun (common) (futsuumeishi) unusual occurrence

noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb biology variation

noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb biology mutation

noun (common) (futsuumeishi) biology fluctuation;environmental variation