EPISODE · Apr 6, 2026 · 15 MIN
837. 小鼠无限克隆实验的终点与基因突变限制
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这项研究通过一项跨越二十年的实验，揭示了连续克隆在哺乳动物中的局限性。科学家在对同一血统的实验鼠进行五十八代克隆后，发现这一过程因严重的遗传缺陷而最终失败。尽管克隆出的个体表现正常，但其基因组中积累了包括染色体缺失在内的大量突变。这一发现表明，无性繁殖无法无限持续，因为有害的基因改变会随着代际传递而永久留存。这对于通过克隆技术长期保存优良遗传资源或应用在农业生产中具有深远的警示意义。
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837. 小鼠无限克隆实验的终点与基因突变限制
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