创造嵌入式生物体，很长时间以来是通过繁殖技术，最近一段时间，通过将自然基因组植入去除细胞核的靶细胞中来完成。

Chimeric organisms have long been created through breeding and, more recently, through the transfer of native genomes into denucleated target cells.

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在原核生物中，转译可发生在转录尚在进行的时候。

In procaryotes, translation can take place while transcription is still going on.

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在真核生物中基因表达的调节主要是在转录水平。

Gene expression in eukaryotes is regulated primarily at the level of transcription.

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