QuestionAugust 18, 2025

What happens to the cell cycle of the secondary oocyte? square

What happens to the cell cycle of the secondary oocyte? square
What happens to the cell cycle of the secondary oocyte?
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Solution
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Answer

The secondary oocyte remains arrested in metaphase II until fertilization, then completes meiosis II. Explanation 1. Understand the cell cycle of secondary oocyte The secondary oocyte is arrested in metaphase II of meiosis until fertilization occurs. 2. Fertilization triggers completion Upon fertilization, the secondary oocyte completes meiosis II, forming a mature ovum and a second polar body.

Explanation

1. Understand the cell cycle of secondary oocyte<br /> The secondary oocyte is arrested in metaphase II of meiosis until fertilization occurs.<br /><br />2. Fertilization triggers completion<br /> Upon fertilization, the secondary oocyte completes meiosis II, forming a mature ovum and a second polar body.
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