基因重复(英语:Geneduplication)是指含有基因的DNA片段发生重复,可能因同源重组作用出错而发生,或是因为反转录转座(retrotransposition)与整个染色体发生重复所导致。这些基因的复制品通常可幸免于选择压力,也就是说,这类突变在生物体中一般无负面的影响。也因此突变的速度高于有功能的单一版本基因。
Professional English-Chin... ... 基因转换 geneconversion 基因重复 genereiteration 基因型混合 genotypicmixing ...
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Both horizontal gene transfer and gene duplication within plasmid play important roles in the shaping of P. zucineum plasmid stress proteins profiles.
进化分析表明基因水平转移和质粒内基因重复在塑造P.zucineum质粒编码环境适应蛋白谱过程中发挥重要作用。
参考来源 - Phenylobacterium zucineum全基因组测序及序列分析·2,447,543篇论文数据,部分数据来源于NoteExpress
基因重复长久以来都被认为是新基因产生和系统复杂化的重要动力。
Gene duplication has long been thought to be a powerful source of functional innovation and genome complexity.
所不同的是细胞核可维持的DNA数量不是作为一个老的基因重复的副本,而是作为新的进化的原始材料。
The difference is the amount of DNA that could be supported in the nucleus, not as repetitive copies of the same old genes, but as the raw material for new evolution.
结果还揭示了在啮齿目泌乳刺激素基因家族进化过程中持续不断的发生了基因重复和基因分化事件。
Our analysis also reveals that continual gene duplication and divergence occurred during the evolution of rodent PRL gene family.
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