题目内容
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[主观题]
切口移位法(nick translation)只能标记线性双链DNA不能标记环状双链DNA。
切口移位法(nick translation)只能标记线性双链DNA不能标记环状双链DNA。
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切口移位法(nick translation)只能标记线性双链DNA不能标记环状双链DNA。
切口移位(nick translation)标记DNA前,用DNase Ⅰ处理DNA时应注意什么?
A.能够特异性识别SP6启动子
B. 可能在DNA模板的切口(nick)处停止
C. 具有核酸酶活性
D. 用于体外标记RNA探针
TUNEL法(terminal deoxynucleotidyl transferase-mediated dUTP-biotin nick end labeling assay;TUNEL assay)
Nick was bored because his life wasn't ______ .
A.very pleasant
B.very easy
C.full of amusement
D.interesting
As Nick got off the bus, a man came up to him. This man ______ .
A.was a policeman
B.wanted to kill Nick
C.was Nick's boss
D.wanted the envelope