Identical twins aren’t always genetically identical, new study finds – News-Daily.com

Identical twins may not be quite as identical as we thought; researchers in Iceland have discovered genetic differences that begin at the early stages of embryonic development.
Scientists have long used the study of identical twins to examine the effects of nature versus nurture, as the accepted view has been that, because they share the same genes, any physical or behavioral differences between such siblings must be down to outside influences.
However, this may not be the case, suggested the new…

Click here to view the original article.