| Term: | oocyte stage IV meiosis I nuclear membrane disassembly |
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| Note: | This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name. |
| Name: | oocyte stage IV |
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| Synonyms: | mature oocytes, oocytes stage IV, postvitellogenic oocyte, Stage 4 oocyte |
| Definition: | Oocyte part of stage IV ovarian follicle. Stage IV oocytes are large and filled with noncrystalline yolky bodies. |
| Ontology: | Anatomy Ontology [ZFA:0001568] |
| Name: | meiosis I nuclear membrane disassembly |
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| Synonyms: | meiosis I nuclear envelope breakdown, meiosis I nuclear envelope catabolism, meiosis I nuclear envelope degradation, meiosis I nuclear envelope disassembly |
| Definition: | The controlled breakdown of the nuclear membranes during the first division of meiosis. |
| Ontology: | GO: Biological Process [GO:0051079] QuickGO AmiGO |