Assertion: gametophyte's nucleus | /r/HasProperty | polar nuclei
Facets:
Source sentences:
text: The two central cell maternal nuclei (polar nuclei) that contribute to the endosperm, arise by mitosis from the same single meiotic product that gave rise to the egg.
text: As the pollen tube discharges its contents into the female gametophyte, the egg nucleus is fertilized by one of the sperm cells, and the other unites with the two nuclei (polar nuclei) within the large central cell of the female gametophyte.
text: The two central-cell maternal nuclei (polar nuclei) that contribute to the endosperm arise by mitosis from the single meiotic product that also gave rise to the egg.
text: …with the two nuclei (polar nuclei) within the large central cell of the female gametophyte.
text: Two of the nuclei (the polar nuclei) move to the center of the embryo sac and fuse together, forming a single, diploid central cell.
text: During cellularization, two nuclei (the polar nuclei), one from each pole, migrate toward the center of the developing female gametophyte and eventually fuse (16, 88, 101, 117).