Guys Has actually an effective Y chromosome, Lady Do not
This region is known as new “pseudoautosomal part” due to the fact loci of this type proceed through combining and you can change involving the a couple sex chromosomes throughout the spermatogenesis, just as family genes toward autosomes change ranging from homologues
A man genome is different from the feminine genome throughout the amount out-of X chromosomes which contains, in addition to by the visibility from an effective Y-chromosome. It is the overriding presence out-of a great gene toward Y chromosome (SRY) you to definitely leads to development of the male gonadal phenotype. However, other than evoking the remarkable divergence regarding the women developmental pathway (that your indeterminate gonad do if not realize and you will which was chatted about in some feedback [Hiort and Holterhus, 2000, Sinclair, 1998; Vilain and McCabe, 1998]), it was enough SatД±lД±k Tay dili eЕџleri time believed a legitimate biological question to inquire about whether or not new Y chromosome sent people genetics out-of “advantages.” The new paucity and characteristics from faculties which were consider, by the hereditary conditions, so you can separate towards Y-chromosome (“hairy ears,” such as for instance [Dronamraju, 1964]) tended to bolster the idea your Y chromosome encoded the brand new male gonadal phenotype (Koopman mais aussi al., 1991), no less than one genetics in male fertility (Lahn and you can Page, 1997), new HY men transplantation antigen (Wachtel mais aussi al., 1974), and not much more. （更多…）