Ms. Smith lived in a small village. She was born with a silver spoon. When her parents died， they left her a lot of money. After that， she lived on her own. Unfortunately， she became blind after a serious illness. She went to see lots of famous doctors， hut nobody was able to cure her eyes. She felt very sad.

    One day, a man named Tom came to the village where Ms. Smith lived. He heard about her illness and came to her house. He told Ms. Smith that he had much experience. He was sure to cure her eyes. But she must pay him a large amount of money. Ms. Smith agreed. “But you can't get a penny if you fail，" said the lady.

    During the treatment， Tom found Ms. Smith was very rich. There were plenty of good thing in her house. He stole many valuable things from the house. Several weeks later， Tom cured Ms. Smith. The lady could really see with her eyes. When Tom asked for moneys. Ms. Smith refused. She said. '*You haven't cured my eyes. Before I was blind， I could see all the things in my room.    ⑸     ”

Hearing that， Tom stood there and couldn't say a word.

如图是某同学在“目镜10×，物镜40×”的显微镜下看到的洋葱根尖细胞有丝分裂图象，据图回答：

（1）将视野中的图象按有丝分裂的顺序进行排列____ （用数字表示）．

（2）处于有丝分裂末期的图象是____  ．完成DNA数目加倍的时期是____ ．

（3）欲将图中③所指的细胞移到视野的中央进行观察，则装片应向视野的____移动．

（4）观察细胞中染色体的最佳时期是____  ____  ，原因是____  ．

（5）在观察细胞有丝分裂的实验中，装片的制作流程为____ ．

（6）用高倍显微镜观察洋葱根尖细胞的有丝分裂．下列叙述正确的是____ 

A．处于分裂间期和中期的细胞数目大致相等      B．视野中不同细胞的染色体数目可能不相等

C．观察处于分裂中期的细胞板和染色体清晰可见  D．可选一个细胞持续观察它的整个分裂过程．

请结合下面的资料，分析回答问题：

CCTV《东方时空》2007年1月19日曾播出节目《一起输血背后的故事》

以下是节目的基本内容：

2006年12月3日，河南省泌阳县老河乡卫生院，在为剖腹产生孩子的寇娜输血时，把她的O型血检测成了B型血，并为她输入了400ml的B型血．

病人体内输入了与自身血型不符的异型血之后，出现了严重的溶血性反应，造成了产妇寇娜肝肾功能衰竭、生命垂危的恶果．经过连续18天的抢救治疗，寇娜的生命体征开始逐渐稳定．这个年仅23岁的年轻生命，终于从死亡线上的挣扎了过来．​