A YOUNG woman has shared how she is one of the rarest types of twins in the world. Hope Baxter and her sister, Faith, are ...

Fraternal twins come from two separate, fertilized eggs that develop in the womb at the same time, each with their own placenta and amniotic sac. Like any siblings, they may – or may not ...

Sometimes it's processed right away — on a November afternoon, Sukhu unpacks a placenta from a plastic bag in a Coleman’s cooler box, just a couple hours after one donor delivered. On a mini operating ...

The fertilized egg then splits into two or more embryos. Identical babies share a placenta, but each usually has a separate amniotic sac. Identical babies are the same sex and have the same blood type ...

Conjoined fetuses are a rare type of identical twins that share a placenta and an amniotic sac, when the embryo divides at 13-15 days from conception. The incidence ranges from 1/50,000-1/100,000 ...

The chorion lies closest to the placenta. The chorionic sac encompasses the fetus and ... containment of the amniotic fluid, and secretion of substances into the amniotic fluid.