Term: muscle myofibril
Name: muscle
Synonyms: muscles
Definition: Portion of tissue composed of contractile fibers.
Ontology: Anatomy Ontology [ZFA:0005145]
Name: myofibril
Synonyms:
Definition: The contractile element of skeletal and cardiac muscle; a long, highly organized bundle of actin, myosin, and other proteins that contracts by a sliding filament mechanism.
Ontology: GO: Cellular Component [GO:0030016]    QuickGO    AmiGO