Mirror graphic twins final result when a fertilized egg splits later on within the embryonic phase than standard timing, close to day 9–twelve. Such a twinning could exhibit characteristics with reversed asymmetry, such as opposite dominant handedness, dental composition, and even organs (situs inversus). This is known as heteropaternal superfecundation https://enrollbookmarks.com/story20194376/the-ultimate-guide-to-hcbs-102