We’ve heard it all so many times before: humans with an XY pair of sex chromosomes are male and those with an XX pair are female. Sexual Characters is a series of brief articles on how things are slightly more complicated. X is for girls, Y is for boys? For a significant […]
The double karyotype of mosaic Turner Syndrome. Credit: Wang, et al. We’ve heard it all so many times before: humans with an XY pair of sex chromosomes are male and those with an XX pair are female. Sexual Characters is a series of brief articles on how things are slightly more complicated. […]
Two X and one Y chromosome. Image: Shutterstock We’ve heard it all so many times before: humans with an XY pair of sex chromosomes are male and those with an XX pair are female. Sexual Characters is a series of brief articles on how things are slightly more complicated. X chromosome special! […]