@JedediahBila https://t.co/qL9pbi6PNK You are wrong.
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@M1ch43l_Sm1th @toddfoxauthor @SoniaPoulton @womensmarch The occurrences are more like 0.1%. They are genetic DEFECTS related to trisomy. They are not a separate gender. https://t.co/WPhAeu6prQ
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RT @jdavidjentsch: @NicolaGrissom @sbarolo @tollkuhn In addition to 4CG, Art Arnold has created the "Sex Chromosome Trisomy" model in which…
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@NicolaGrissom @sbarolo @tollkuhn In addition to 4CG, Art Arnold has created the "Sex Chromosome Trisomy" model in which XXY, XYY, XY, and XX karotypes, each with either testes or ovaries, all can occur within the same litter. https://t.co/G8trxZXwxn