The ins and outs of meiosis
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Dale, Brian; Marino, Marcella; Wilding, Martin
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Article
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1999
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John Wiley and Sons
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English
β 337 KB
π 2 views
During oogenesis the oocyte is arrested in meiosis twice. First at prophase I, then a second time at metaphase I in many invertebrates and in metaphase II in the vast majority of vertebrates. Meiosis resumption is triggered by the sperm. This article examines mechanisms that cause oocytes' arrest in