妈妈和儿子的dna不同吗

Amidst the conversation and laughter, several fast horses have been galloping for a long time. Because we set off from Bhikkhu Immortal City in the morning. By the time the sun was about to set, it was not completely dark yet. A silver plate shaped like a silver moon hook. It has already hung on the horizon early. On the horizon, there are fire clouds and a crescent moon. The scene is very strange....