A:着丝点的分裂和细胞质的分裂
B:染色体数加倍和染色单体形成
C:细胞板的出现和纺锤体的出现
D:染色体复制和中心粒复制
{2x−7<3(x−1)①5−12(x+4)≥x②
—Sorry, I don't know. But I know that Mr. Chen is going to _______ a nurse next month.
读某地气温变化曲线和逐月降水量图,回答下题。