问答题
What is the cell cycle?Please describe the regulation and control of cell cycle．
细胞周期指由细胞分裂结束到下一次细胞分裂结束所经历的过程所需的时间叫细胞周期时间。可分为四个阶段：①G1(↓↓↓ 点击下方‘点击查看答案’看完整答案 ↓↓↓)
(↓↓↓ 点击下方‘点击查看答案’看完整答案 ↓↓↓)
单项选择题 The protection of our environment is not nothing to be left to the A B Cgovernment. Everyone should be concerned. D
未知题型 在G2 期可合成( )。
单项选择题 I didn't expect to receive a postcard from you! It's really __my wildest imagination.A. behind B. beyond C. except D. through
