https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2021.792604/full
The sex chromosome complement, XX or XY, determines sexual differentiation of the gonadal primordium into a testis or an ovary, which in turn directs differe...
sex chromosomefrontierseffectscomplementxx
https://www.sciencealert.com/is-the-y-chromosome-vanishing-a-new-sex-gene-may-be-the-future-of-men
Dec 6, 2025 - In 2002, evolutionary biologist Jenny Graves shared a controversial calculation.
the ya newchromosomevanishingsex