Primary oocyte

{
  "id": "MLC-T-CHM-009438",
  "term": "Primary oocyte",
  "field": "Chemistry",
  "definition": "A diploid germ cell in the ovary that undergoes meiosis I to produce a secondary oocyte and a polar body. These cells are present in the ovaries at birth and remain arrested in prophase I until puberty. Each primary oocyte is enclosed within a primordial follicle.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "oocyte",
    "diploid",
    "secondary oocyte"
  ],
  "references": [
    "PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 787 (https://doi.org/10.1515/pac-2015-1202)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/primary-oocyte/"
}