Either of a pair of haploid gametic nuclei at a stage before their fusion leads to the formation of the diploid nucleus of the zygote.
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| 单词 | θ18911 |
| 释义 | the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > reproductive cell > nucleus of (2) pronucleus1876 Either of a pair of haploid gametic nuclei at a stage before their fusion leads to the formation of the diploid nucleus of the zygote. Subcategories:— fusion of two nuclei (1) |
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