Spectral karyotype of the human female Usually, the cells of female individuals comprise two X chromosomes, while the cells of male humans have an X in addition to a Y chromosome.[23] During early fetal enhancement, all embryos have phenotypically female genitalia up till week 6 or 7, any time a https://directory4search.com/listings13328647/a-review-of-best-female-psychologist-in-islamabad