妈妈和儿子的dna不同吗

Ning Cheng knew this person as Cheng Xingwen, the leader of the Lingxiao Sect. He and Chuanxinlou had gone to Xuexue City in Jiangzhou Star together. Chen Xingwen's cultivation is already at the late stage of the Eternal Realm, and even Ning Cheng is a little afraid of him....