| Name: | gonad |
|---|---|
| Synonyms: | gonads, mature gonad |
| Definition: | The part of the reproductive system that produces and releases eggs (ovary) or sperm (testis). |
| Ontology: | Anatomy Ontology [ZFA:0000413] |
| Name: | spermatocyte |
|---|---|
| Synonyms: | spermatocytes |
| Definition: | A male germ cell that develops from spermatogonia. The euploid primary spermatocytes undergo meiosis and give rise to the haploid secondary spermatocytes which in turn give rise to spermatids. |
| Ontology: | Anatomy Ontology [ZFA:0009005] |
| Name: | decreased amount |
|---|---|
| Synonyms: | decreased, decreased number, present in fewer numbers in organism, reduced, subnumerary |
| Definition: | An amount which is relatively low. |
| Ontology: | Phenotypic Quality Ontology [PATO:0001997] |