divides to form two daughter cells, each of which then repeats thecycle. Such cycling in effect makessingle-celled organisms immortal. Manycells in multicellular organisms, including animal muscle and nerve cells,either slow the cycle or break out of it altogether.
在细胞生长过程中，细胞循环遵循特定程序，分裂准备，分裂成2个子细胞，子细胞再循环。此循环使得单细胞永生。多细胞生物中的许多细胞，包括动物肌肉和神经细胞，要么降低循环速度，要么同时分裂。
Put corporate interests at the first place.
征管蚁读点阵秆幻
就是凡是公司赚钱的就好
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