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A comment on Color blindness. Parent comment

Re:Color blindness by teilo on Saturday October 03, 2020 @09:49PM (#24676034)
Not possible. Tetrachromates have to have two X chromosomes, which means that almost all tetrachromates are women. In rare cases, a man can have two X chromosomes, but I'm definitely one of them.
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Re:Color blindness by teilo on Thursday October 08, 2020 @10:07AM (#24719191)
Of course I meant to say "not one of them."
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