Different changes of DNA behavior re- address〔行为矫正) (death and unhealthy), Wnlchad Chapter8: Mutation(突变)isba needs to be repaired Chapter9: Recombination(重组) is good (diversity in a species beautiful),which is promoted Chapter10: Transposition(转座) is not bad because it is not repaired(benefit?)Different changes of DNA -behavior re-address (行为矫正） ◼ Chapter 8: Mutation (突变) is bad (death and unhealthy), which needs to be repaired ◼ Chapter 9: Recombination (重组) is good (diversity in a species￾beautiful), which is promoted ◼ Chapter 10: Transposition (转座) is not bad, because it is not repaired. (benefit?)