Term: unfertilized egg yolk
Note: This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name.
Name: unfertilized egg
Synonyms: activated oocyte
Definition: A female gamete where meiosis has progressed to metaphase II and is able to participate in fertilization. In zebrafish specified to be outside the body.
Ontology: Anatomy Ontology [ZFA:0001570]
Name: yolk
Synonyms: yolk cell
Definition: Giant syncytial uncleaved cell containing nutrient store for embryonic development in the form of semicrystalline phospholipoprotein and contained within yolk granules.
Ontology: Anatomy Ontology [ZFA:0000084]