In the mentioned video, monozygotic and dizygotic twins are explained with the differences. Watch the video if you want to learn about monozygotic and dizygotic twins. TIMELINE: 0:00 Difference between monozygotic and dizygotic twins 0:02 Difference of origin 0:22 Difference of placenta 0:40 Difference of fetal membranes 1:09 Dichorionic diamniotic twin pregnancy 1:28 Monochorionic diamniotic twin pregnancy 1:48 Monochorionic monoamniotic pregnancy 2:05 Difference of sex 2:19 Difference of physical appearance 2:27 Causes of monozygotic twins and dizygotic twins 2:36 Difference of blood types 2:41 Difference of percentile 2:45 Difference of proportions of genes 2:50 twin to twin transfusion syndrome ratio difference 3:03 Difference of incidence