has part has part has_part only in taxon only_in_taxon in taxon cilium FMA:67181 NIF_Subcellular:sao787716553 Wikipedia:Cilium A specialized eukaryotic organelle that consists of a filiform extrusion of the cell surface and of some cytoplasmic parts. Each cilium is largely bounded by an extrusion of the cytoplasmic (plasma) membrane, and contains a regular longitudinal array of microtubules, anchored to a basal body. eukaryotic flagellum GO:0005929 cellular_component microtubule-based flagellum intraciliary transport particle membrane-bounded organelle plasma membrane bounded cell projection Eukaryota Zygnematales Coniferophyta Gnetales Magnoliopsida Ascomycota Dictyostelium protein-containing material entity