Trying to Scientifically define Mutagen's effects

[Luckyday]

Originally Posted by Tarris Vaal

A possibility that not all the turtles are actually descended from the same human 'parent' - as we only have the mental flashback image of the Turtle's origin to work with, and Splinter doesn't physically touch them during that sequence, we can only presume that Splinter handled them earlier and thereby left DNA traces to mutate with. Its possible that one or more of the Turtles may actually be descended from the pet store attendant...

So this attendant might have blue eyes, gap tooth, freckles, and possibly a stout body type?