试题与答案

人类白化病是常染色体隐性遗传病。某患者家系的系谱图如图甲。已知某种方法能够使正常基因

题型:填空题 案例分析题

题目:

人类白化病是常染色体隐性遗传病。某患者家系的系谱图如图甲。已知某种方法能够使正常基因A显示一个条带,白化基因a则显示为位置不同的另一个条带。用该方法对上述家系中的每个个体进行分析,条带的有无及其位置表示为图乙。根据上述实验结果,回答下列问题:

 

条带1代表()基因。个体2~5的基因型分别为()、()、()和()A

答案:

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题型:阅读理解

阅读表达(共5小题)

I have a happy family. (4)Look! Here is a photo of my family. The boy on the bed is me. I am an English boy. My name is Peter. I am eleven years old. This is my sister. Her name is Kate. She is nine years old now. Kate and I are students now. We are in the same school. Of course, we aren’t in the same class. These are my father and mother. My father is a teacher. How old is my father? He is forty. My mother is very nice. (5)She cooks for us every day. We all love her so much. We are a happy family.

小题1:Where is Peter in the photo?

___________________________________________

小题2:Are Peter and Kate in the same class?

___________________________________________

小题3:How old is Kate’s father?

___________________________________________

将文中划线句子翻译成汉语。

小题4:___________________________________________

小题5:___________________________________________

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