题目

细胞分裂过程中不会出现的变化是        A．随着着丝点的分裂DNA分子数加倍         B．遗传物质复制一次，细胞分裂两次        C．同源染色体交叉互换                  D．在赤道板的位置上出现细胞板 答案：AI don't like the big computer. It __too much money and __up a lot of space A. takes...not                   B. costs...costs C. takes...takes                D. costs...takes