题目内容

具有运载维生素A作用的是

A. a1-抗胰蛋白酶
B. 转铁蛋白
C. 前清蛋白
D. 结合珠蛋白
E. 清蛋白

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Questions 11 to 18 are based on the passage you have just heard.

A. That it looks exactly like Susan.
B. That it makes Susan look younger than she really is.
C. That it makes Susan look older than she really is.
D. That it makes Susan look better than she looks in person.

国务院旅游行政主管部门负责全国旅行社的监督管理工作。( )

A. 对
B. 错

投诉人4人以上,以同一事由投诉同一被投诉人的,为共同投诉。( )

A. 对
B. 错

网织红细胞胞质中尚存留

A. 正常RNA
B. 变性RNA
C. 正常DNA
D. 变性DNA
E. 正常tRNA

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