Assertion: invertebrate | /r/HasAspect | internal skeleton
Facets:
value: for support
type: PURPOSE
Source sentences:
text: In addition to not having a backbone, invertebrates have soft bodies because they don’t have an internal skeleton (endoskeleton) for support.
text: To compensate for the lack of an internal skeleton, most invertebrates have an external skeleton that protects their soft, inner body.
text: Invertebrates have soft bodies because they have no internal skeleton.