There is genetic transfer between X and Y so you can have XX and still have male genital[1]. No expert but I thought there was a few to several cases along the

There is genetic transfer between X and Y so you can have XX and still have male genital[1]. No expert but I thought there was a few to several cases along these lines. To my understanding chromosomes are never responsible for anything, they are a container for genes, and some genes are likely to live on particular chromosomes, so talking about chromosomes being responsible is never 100% correct, so a bad level of abstraction when talking about corner cases. [1] https://en.wikipedia.org/wiki/XX_male_syndrome https://en.wikipedia.org/wiki/XX_male_syndrome