expression controls造句

例句与造句

1. Epigenetic alterations in cell - type - specific gene expression control the transition of neural stem cells ( nscs ) from predominantly neurogenic to predominantly gliogenic phases of differentiation , but how this switch occurs is unclear
   细胞类型特异的基因表达之表观遗传学改变控制着神经干细胞由神经元发生为主向胶质细胞发生为主的转变，但是这一时相的切换机制还不清楚。
2. It's difficult to find expression controls in a sentence. 用expression controls造句挺难的