TIL As opposed to having XY chromosomes (found in mammals), birds, some fish, crustaceans, and insects have ZW system, where males typically have ZZ and female ZW chromosomes. en.wikipedia.org Submitted by StoryAndAHalf t3_yh1qi1 on October 30, 2022 at 1:59 AM in todayilearned 9 comments 159
[deleted] t1_iufl6vd wrote on October 30, 2022 at 11:10 PM Reply to comment by metsurf in TIL As opposed to having XY chromosomes (found in mammals), birds, some fish, crustaceans, and insects have ZW system, where males typically have ZZ and female ZW chromosomes. by StoryAndAHalf [deleted] Permalink Parent 1
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