问题
单项选择题
Had III限制性内切酶的识别和切割的核苷酸序列为（）。
A.5'-G↓AATTC-3' 3'-CRRAA↑G-3'
B.5'-TTT↓AAA-3' 3'-AAAT↑TT-3'
C.5'-GG↓CC-3' 3'-CC↑GG-3'
D.5'-GGGCC↓C-3' 3'-C↑CCGGG-3'
答案
参考答案：C
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Had III限制性内切酶的识别和切割的核苷酸序列为（）。
A.5'-G↓AATTC-3' 3'-CRRAA↑G-3'
B.5'-TTT↓AAA-3' 3'-AAAT↑TT-3'
C.5'-GG↓CC-3' 3'-CC↑GG-3'
D.5'-GGGCC↓C-3' 3'-C↑CCGGG-3'
参考答案：C