| Name: | immature gonad |
|---|---|
| Synonyms: | juvenile gonad, juvenile ovary |
| Definition: | Immature reproductive tissue that has not undergone final maturation into either testis or ovary. During gonadal development, the gonad may be transiently intersexual where there is a parallel presence of both oocytes and spermatocytes. |
| Ontology: | Anatomy Ontology [ZFA:0005272] |
| Name: | basement membrane |
|---|---|
| Synonyms: | basal lamina, basement lamina, lamina densa |
| Definition: | A collagen-containing extracellular matrix consisting of a thin layer of dense material found in various animal tissues interposed between the cells and the adjacent connective tissue. It consists of the basal lamina plus an associated layer of reticulin fibers. |
| Ontology: | GO: Cellular Component [GO:0005604] QuickGO AmiGO |