Once those bits of DNA have been inserted into the bacterial chromosome, the cell then makes a little copy of a molecule called RNA, which is orange in this picture, that is an exact replicate of the viral DNA.
一旦这些片段DNA被插入到 细菌染色体内， 细胞就会复制出 一小段叫RNA的分子， 就是照片上的橘色的部分， 它就是病毒DNA的复制品。