结论遗传性智力迟缓是由DNA损伤引起的人类表型缺陷；

Conclusion:The genetic mental retardation is the human phenotype blemish caused by injured DNA.

youdao

结论遗传性智力迟缓是由DNA损伤引起的人类表型缺陷；

Conclusion:The genetic mental retardation is the human phenotype blemish caused by injured DNA.

youdao