Assertion: female gametophyte | /r/HasProperty | essential
Facets:
value: for sexual reproduction in angiosperms
type: PURPOSE
value: for seed formation
type: PURPOSE
Source sentences:
text: Biologically, the female gametophyte is an integral aspect of the plant life cycle and is essential for seed formation.
text: The female gametophyte is essential for sexual reproduction in angiosperms.