You successfully clone an organism and are excited to publish your feat in Nature. However, a skeptical reviewer is not convinced because your donor cell could have been a stem cell, therefore undifferentiated and more amenable to somatic cell nuclear transfer. Furthermore, given the inefficiency of the process, the reviewer questions whether you may have produced a parthenote, not a clone. What data do you show the reviewer to convince them that your donor cell was fully specialized and that its genes directed the development of the new organism