Name: | heart tube |
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Synonyms: | |
Definition: | Cavitated compound organ that will become the adult heart following looping morphogenesis and valve formation. |
Ontology: | Anatomy Ontology [ZFA:0000360] |
Name: | positional polarity |
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Synonyms: | cellular polarity |
Definition: | A positional quality inhering in a bearer by virtue of the bearer's location of features or characteristics along an axis. |
Ontology: | Phenotypic Quality Ontology [PATO:0001769] |