title: Spontaneous occurrence of aneuploidy in somatic cells of Rana tigrina (Ranidae: Anura).
mesh_terms: D000782:Aneuploidy; D000818:Animals; D002875:Chromosomes; D007621:Karyotyping; D008297:Male; D008938:Mitosis; D011896:Rana temporaria; D011898:Ranidae; D013045:Species Specificity; D013154:Spleen / Q000648:ultrastructure