genomic
genomic 英 [dʒi:'ŋəʊmɪk] 美 [dʒi'ŋoʊmɪk]
adj. 基因组的;染色体的
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- adj. 基因组的;染色体的
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1. This allowed them to target a genomic region in need of modification.
这可使他们在需要修改基因时瞄准特定基因组区域。
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2. But when selection is strong - as in large populations - it blocks the random genomic changes that throw up this greater complexity in the first place.
但是,强选择时——正如在大规模种群中——从一开始匆匆建成的这一复杂性更高的基因组的随机变化就受到阻碍。
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3. Because we have identical DNA in each of our cells, our bodies have mechanisms, such as DNA methylation, to control which genes are expressed in certain cell types—a process called genomic imprinting.
因为我们的每一个细胞中都有同一DNA,所以我们的身体具备机制,譬如DNA甲基化,以控制在特定类型细胞中表达哪些基因——这个过程被称为基因组印记。
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