Assertion: amnion | /r/LocatedNear | the embryo
Facets:
Source sentences:
text: The amnion is a membranous sac which surrounds and protects the embryo.
text: The amnion is a membranous sac which surrounds and protects the embryo.
text: The amnion is a membranous sac which surrounds and protects the embryo.
text: The amnion is a membranous sac which surrounds and protects the embryo.