| Name: | neural tube |
|---|---|
| Synonyms: | presumptive central nervous system |
| Definition: | Portion of tissue that is the cavity-containing primordium of the central nervous system, developing from the neural rod in the late segmentation period. |
| Ontology: | Anatomy Ontology [ZFA:0001135] |
| Name: | axoneme |
|---|---|
| Synonyms: | ciliary axoneme, cilium axoneme, flagellar axoneme, flagellum axoneme |
| Definition: | The bundle of microtubules and associated proteins that forms the core of cilia (also called flagella) in eukaryotic cells and is responsible for their movements. |
| Ontology: | GO: Cellular Component [GO:0005930] QuickGO AmiGO |
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |