[Black Agnes]

Manually splitting the embryo doesn't make two persons, in all likelihood you will kill the embryo. We do not know the chemical process/genetic process necessary to produce identical twinning just yet. Best leave the embryo alone until we do...

[mindprism.com]

Manually splitting the embryo doesn't make two persons, in all likelihood you will kill the embryo.

Whether you succeed has nothing to do with the realities behind the success, and by extension, the validity of my thought experiment.

After the embryo grows into eight cells, researchers split it into four identical embryos, each consisting of just two cells.