Its not possible Because being different genders makes them unidentical Identical twins occur with the splitting of 1 egg So if the egg that was fertilized was fertilized with a "Y" chromosome they will be a boy, or an "X" chromosome will be a girl If they egg splits, it can't change chromosomes once its fertilized Healthy twins with a boy and a girl were delivered at 37 weeks 0 days of gestation by a cesarean section The boy's weight was 96g, and his height was 450cm, while the girl's weight was 19g, and her height was 415cm Peripheral lymphocyte chromosome analysis of the two infants showed normal karyotype, 46, XY (boy) and 46, XX (girl)Can identical twins be boy and girl?
Non Identical Boy Girl Twins Playing In A Field With Their Big Brother Stock Photo Alamy
