Of course, as long as introns needed to splice themselves in and out of genomes, their sequences could not have deviated much from that of group II introns.
Of course, as long as introns needed to splice themselves in and out of genomes, their sequences could not have deviated much from that of group II introns.
当然，只要插入子得靠自己剪接进入或移出基因组，它们的序列就不能与第二类插入子相差太多。