题目

阅读下面的短文，请根据短文后的要求答题（注意问题后的字数要求） [1] Do you ever wish you were as thin as a model or as strong as your favorite football player? Maybe you wish you were taller or just shaped(塑形) a little differently. Those thoughts are a natural part of growing up. How can you feel better about your body? [2] Firstly, learning what you can and can’t change about your body is part of growing up .It can be hard to accept. But when people accept the way they look, they often feel happier. [3] Eating healthy foods can make people feel better如图表示植物细胞有丝分裂时细胞核裂解和重建过程，下列说法正确的是（　　） A、若此图表示有丝分裂，则①→②→③→④为一个完整的细胞周期B、④中完成DNA的复制及相关蛋白的合成，染色体数目加倍C、①处于有丝分裂的中期和后期，染色体、染色单体、DNA的比值为1：2：2D、③过程有高尔基体的参与，此阶段与动物细胞有明显的不同