![IGCSE Biology 2017: 3.26: Understand How the Sex of a Person is Controlled by One Pair of Chromosomes, XX in a Female and XY in a Male IGCSE Biology 2017: 3.26: Understand How the Sex of a Person is Controlled by One Pair of Chromosomes, XX in a Female and XY in a Male](https://1.bp.blogspot.com/-N7JqYSfdeLE/XUZkAm5lbXI/AAAAAAAAAX4/9OMWSA1InPAJ5BzRRDOWWeqSI3ez5iyDgCLcBGAs/s1600/Screenshot%2B2019-08-04%2Bat%2B12.49.48%2BPM.png)
IGCSE Biology 2017: 3.26: Understand How the Sex of a Person is Controlled by One Pair of Chromosomes, XX in a Female and XY in a Male
What impact does having more than one X or Y chromosome have on an individual's health and development? - Quora
The X and Y chromosomes determine male or female sexual development... | Download Scientific Diagram
![We're not all uniformly XX and XY. Intersex people exist, and that's not likely to change - Africa Check We're not all uniformly XX and XY. Intersex people exist, and that's not likely to change - Africa Check](https://africacheck.org/sites/default/files/inline-images/Genders_MContext.png)
We're not all uniformly XX and XY. Intersex people exist, and that's not likely to change - Africa Check
![Scheme How X and Y Chromosomes are Passed on. Chromosomal Definition of Female and Male Stock Vector - Illustration of sciance, white: 136123901 Scheme How X and Y Chromosomes are Passed on. Chromosomal Definition of Female and Male Stock Vector - Illustration of sciance, white: 136123901](https://thumbs.dreamstime.com/z/%C3%B0%C2%BF%C3%B0%C2%B5%C3%B1%E2%80%A1%C3%B0%C2%B0%C3%B1%E2%80%9A%C3%B1%C5%93-136123901.jpg)