Term: pectoral fin bud portion of tissue
Name: pectoral fin bud
Synonyms: pectoral fin buds
Definition: Fin bud that develops into the pectoral fin.
Ontology: Anatomy Ontology [ZFA:0000141]

Name: portion of tissue
Synonyms:
Definition: Anatomical structure, that consists of similar cells and intercellular matrix, aggregated according to genetically determined spatial relationships.
Ontology: Anatomy Ontology [ZFA:0001477]