Assertion: chorion | /r/CapableOf | cover the allantois
Facets:
Source sentences:
text: Amnion is the inner layer that surrounds the amniotic cavity while chorion is the outer layer that covers amnion, yolk sac and the allantois.
text: Chorion is the membrane that covers the amnion, the yolk sac, and the allantois.
text: The chorion is the membrane that covers the amnion , the yolk sac and the allantois .
text: Chorion is the membrane that covers the amnion, the yolk sac, and the allantois.