Now if this inactivation's random, you'd expect about half of the female's cells to have a functional dystrophin gene and the other half to have a defective dystrophin gene, and these people are typically asymptomatic.

如果失活是随机的，可以预料到女性一半的细胞中抗肌萎缩蛋白基因是正常的，另一半是有缺陷的，通常这些人无临床症状。