Because if a lifeform that resembled a fertilized egg, even a day old, was found on let's say Mars, it would be the most important scientific discovery in History.
Checkmate
Because if a lifeform that resembled a fertilized egg, even a day old, was found on let's say Mars, it would be the most important scientific discovery in History.
Checkmate
So we know that it is a living human that is not part of the mother's body but this same DNA shows that it is not some sort of parasite.