has_participant has participant heart morphogenesis GO:0003007 cardiac morphogenesis The developmental process in which the heart is generated and organized. The heart is a hollow, muscular organ, which, by contracting rhythmically, keeps up the circulation of the blood. biological_process developmental process 5-hydroxytryptamine receptor 2B (human) serine/threonine-protein kinase mTOR (human) ephrin type-B receptor 4 (human) peptidyl-prolyl cis-trans isomerase FKBP1A (human)