The owner reveals having seen “this baby on Craigslist,” as the video ... it was soon revealed that Josie was a biological ...

While the male baby is in the womb, the Y chromosome begins a sequence of masculinizing ... Created with Sketch. Also known as XXY syndrome, this rare condition occurs when male babies are born ...

A baby may inherit Turner ... meaning one of your X chromosomes is partly or completely missing. It happens in people assigned female at birth. XXY happens in people assigned male at birth ...

Klinefelter syndrome is a genetic condition that affects only males. Here's what you should know about the causes, symptoms, ...