MotherDNA resides in thousands of copies in each cell, whereas nuclear DNA has only two copies per cell.
MotherDNA resides in thousands of copies in each cell, whereas nuclear DNA has only two copies per cell.
线粒体在每个细胞里有数千个复制品，然而核DNA每个细胞里只有两个备份。
MotherDNA resides in thousands of copies in each cell, whereas nuclear DNA has only two copies per cell.
线粒体在每个细胞里有数千个复制品，然而核DNA每个细胞里只有两个备份。