Originally Posted by NateR
Okay, so how do you tell if a twin is identical or fraternal aside from doing a DNA test? When I asked Matt about it, the only reason he gave me for saying they were fraternal was that there were two sacs. So I guess it's possible that they are identical twins after all.
DNA testing is really the only way to know for sure. They could be identical, could be fraternal. Tell Matt if he went to nursing school, he'd be taught all this.