问题
选择题
—What is used in cloning?
—DNA. You have your own DNA that ______ your parents. [ ]
A. is the same as
B. is similar to
C. is the same to
D. is similar as
答案
答案：B
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—What is used in cloning?
—DNA. You have your own DNA that ______ your parents. [ ]
A. is the same as
B. is similar to
C. is the same to
D. is similar as
答案：B