Assertion: gametophyte's nucleus | /r/CapableOf | divide rise
Facets:
value: to form one polar nucleus
type: PURPOSE
Source sentences:
text: Here, the micropylar-most nucleus divides to form one polar nucleus and one antipodal nucleus, and the chalazal-most nucleus gives rise to two antipodal nuclei (Figure 2) (16, 33, 48, 98).