Assertion: endosperm | /r/CapableOf | provide nourishment
Facets:
value: for the developing embryo
type: TRANSITIVE-OBJECT
value: during double fertilization
type: TEMPORAL
Source sentences:
text: It provides nourishment for the developing embryo and forms with the embryo during double fertilization, a reproductive process unique to angiosperms.
text: This triploid cell will then divide by mitosis to produce endosperm, which provides nourishment for the developing embryo.