Alternatively, a new version of a gene can also be created through reverse transcription: during gene expression, the mRNA is copied back into a sequence of DNA that is inserted into the genome.
其二,新的
复本也可能透过反转录作用,将

现出来的mRNA反转录成DNA序列,再插回


,这种现象称为反转录移位(retrotransposition),发生在

称为长散布核
子(LINE)的转位子活动时。
好,
情,你可以告诉我,不是吗?
联合国和伊朗大使提交一份抗议函件" ,并
求他们保证今后不会
是如果
情,你马上给我打电话。


