(CNN) 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. In any embryo, cell division can lead to mutations, but this type of genetic difference had not previously been measured between identical twins. This is not the first study to suggest differences between so-called identical twins. He acknowledged that both science and wider society are fascinated by identical twins, adding, "There's something magical about the connection between identical twins." "Imagine you have identical twins who are reared apart.

Source: CNN January 08, 2021 18:11 UTC