Term: oocyte stage III chorion micropyle formation
Name: oocyte stage III
Synonyms: oocytes stage III, postvitellogenic oocyte, Stage 3 oocyte, vitellogenic oocytes
Definition: Oocyte part of stage III ovarian follicle. Stage III oocytes contain internal vitellus droplets and peripheral yolk vesicles.
Ontology: Anatomy Ontology [ZFA:0001566]

Name: chorion micropyle formation
Synonyms:
Definition: Establishment of the micropyle, a single cone-shaped specialization of the chorion that allows sperm entry into the egg prior to fertilization.
Ontology: GO: Biological Process [GO:0046844]    QuickGO    AmiGO