21-21 Translocation: correlation of banding with meiotic results.
D002648:Child; D002869:Chromosome Aberrations; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000235:genetics* / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D008540:Meiosis