Assertion: earthworm's organ | /r/HasProperty | derived
Facets:
value: fully
type: DEGREE
value: from coelom tissue
type: OTHER
Source sentences:
text: In almost every segment is a pair of excretory organs called nephridia, which are derived from coelom tissue.
text: The females of many species are fertilized only once during their lives, which leads to copulation sometimes taking place before the reproductive organs of the females are fully developed.