细胞命运决定 cell fate decision （生物学） 细胞在发生可识别的形态变化之前，就因受到约束而向特定方向分化，确定了其未来的发育命运。
果蝇的SINA蛋白在眼睛R7感光细胞命运决定过程中起着关键的作用。
SINA protein is critically involved in regulating the cell fate decision of R7 photoreceptor cell in Drosophila eyes.
根毛是由特异表皮细胞形成的管状突起，其发生发育经历三个阶段：细胞命运决定，根毛起始和尖端生长。
Root hairs are long tubular outgrowths that form on the surface of specialized epidermal cells. Their development occurs in three phases: cell fate specification, initiation and subsequent tip growth.
正是这些串珠状的 DNA 链的结构决定了它们所在细胞的命运。
It is the structure of these beaded DNA strings that guide the fate of the cells in which they are located.
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