Respuestas al mensaje #5,662

what difference does it make..... whether an embryo is fertilized or not? Well gee, why don't you tell me what an "unfertilized embryo" would be...

Hmmm... apparently there is a lot of medical discussion on this topic: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1440624/ ~7 weeks are when...