It's time for you to reproduce', and so the cellular response would be mitosis.

该是复制的时候了",细胞就开始进行有丝分裂

耶鲁公开课 - 生物医学工程探索课程节选

It could be that that signal is 'you need more glucose', and so the cellular response is to create more glucose transporters to bring more glucose into the cell.

这信号还可能是,"需要更多葡萄糖",细胞的反馈就是,产生更多的葡萄糖载体,将更多的糖分子输送进细胞

耶鲁公开课 - 生物医学工程探索课程节选

The other part of the adaptive immune system is the cell mediated immune system and this is an immune where that doesn't involve antibodies but involves cells that are activated in response to a foreign antigen and that utilize cellular means to get rid of it.

获得性免疫系统还包括,细胞免疫,这一免疫反应不包含抗体,但包含可以被激活来应答,并清除外源抗原的免疫细胞

耶鲁公开课 - 生物医学工程探索课程节选