“体验制备细胞膜的方法”的实验中，材料选用哺乳动物成熟红细胞，关键原因是红细胞（）

题干

A：是动物细胞

B：有细胞核

C：有各种细胞器

D：无细胞核及各种细胞器

上一题下一题 0.0难度选择题更新时间:2019-11-01 09:09:11

D

请从右栏中为左栏的图片选择相应的文字描述

Picture	Description(描述)
① ____	A. Aren't they lovely? They walk on the ice and snow. They can also swim. Do you want to know more about them?
② ____	B. Do you often watch him play basketball? If you do so, what do you think of him? Good or awesome（令人敬畏的）?
③ ____	C. — I can't find my keys. — Let me help you.
④ ____	D. — Where's your pen friend from? — Sydney. Oh, it's in Australia.
⑤ ____	E. Do you enjoy playing soccer? Look! They often play after school. How excited they are!