"Y-DNA haplogroups" . "Y-chromosomal" . "Y" . . . "human Y chromosome" . "YY" . "y chromosome" . "Y-chromosomal variation" . . "NRY" . . "loss of the Y chromosome" . "paternal gene" . "'Y' chromosomal" . "Y chromosome" . "Y-chromosom" . . "Y (sex chromosome)" . . "paternal line" . "human Y chromosomal" . . . "Y-DNA" . . "Y chromosome, \u00A7Degeneration" . "Y-linked" . . "Y-Chromosome" . "chromosome Y" . "Non-recombining Region of the Y chromosome" . . "degenerated" . "Y-" . "Y_chromosome" . "genetic" . "Chr. Y" . "Y chromosome#Human Y chromosome" . "Y-chromosome" . "chromosomes, human, y" . "Y chromosome" . "chromosomes Y" . "'''Y''' chromosome" . . "Y chromosome" . . . "Y chromosomes" . "ends of the Y chromosome" . "Y-chromosomes" . . "Y chromosomal" . "Y sex chromosome" . "Y-chromosomal DNA" . . . . "''Y-chromosomal DNA''" . "Y chromosomal DNA" . "y-chromosomal" . "Y-chromosome amplification" . "non-recombining Y" . . "Y DNA" .