妈妈和儿子的dna不同吗

Sven Man seemed to be afraid that Lu Feng would hit him, and his expression suddenly changed. You must know that he also learned how to use both hands, but when he had a conflict with the other party before, he was punched directly in the chest by the other party. The punch was extremely powerful. It felt as if his heart was about to stop and he had no strength left in his body....