An XYY sex-chromosome constitution in the mouse.
D000818:Animals; D007248:Infertility, Male / Q000235:genetics / Q000473:pathology; D007621:Karyotyping; D008297:Male; D051379:Mice; D010641:Phenotype; D012729:Sex Chromosome Aberrations; D013737:Testis / Q000473:pathology