Comparison of zygote improvement in monozygotic and dizygotic twins. Within the uterus, a the vast majority of monozygotic twins (60–70%) share a similar placenta but have individual amniotic sacs. In 18–30% of monozygotic twins Just about every fetus includes a different placenta in addition to a different amniotic sac. A https://fab-directory.com/listings13354192/5-essential-elements-for-hcbs-sector-102