| Term: | ball anterior region |
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| 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: | ball |
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| Synonyms: | yolk ball |
| Definition: | The anterior round region of the yolk cell present after the yolk extension forms during the segmentation period. |
| Ontology: | Anatomy Ontology [ZFA:0000006] |
| Name: | anterior region |
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| Synonyms: | |
| Definition: | Anatomical region anteriorly located on the body or body part. |
| Ontology: | Spatial Ontology [BSPO:0000071] |