Siamese Twin Gender
Name: Zelma L.
Date: November 2003
Is it possible for Siamese twins to be male and
female? If they are from the same egg this must be impossible. Are
there any exceptions in history that you are aware of?
Conjoined twins are from the same zygote, so are genetically identical. Male and female
conjoined twins would be impossible.
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Update: June 2012