Here is a useful overview of the history of research into sex and chromosomes. If you still think that sex is a matter of X and Y chromosomes, you should probably read it. https://www.newstatesman.com/future-proof/2015/02/sex-isn-t-chromosomes-story-century-misconceptions...
Jonne Arjorantapublished this January 8, 2019
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Jan 08 2019 on twitter.com