OBO ID: ZFA:0000006
Term Name: ball Search Ontology:
Synonyms: yolk ball
Definition: The anterior round region of the yolk cell present after the yolk extension forms during the segmentation period. (1)
Appears at: Segmentation:10-13 somites (14.0h-16.0h)
Evident until: Larval:Day 4 (96.0h-120.0h)
References: TAO:0000006
Ontology: Anatomy Ontology
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