TS Shita Shinyuu (Moto Otoko) Yuzuki-kun - Ch. 81 - The TS'd Best Friend (Formerly Male) Yuzuki‑kun And Dr. Yabu Again, Part 2

[MangaDex]

 

[GreenDude1]

Sharing 99% DNA with your parent is really really bad and a sign of serious inbreeding. You only share 50% DNA with your parents. Because you get half from each parent, 50% from your dad and 50% from your mom.