题目内容

可用于蛋白质检测的印迹技术是:()

A. Southern Blotting
B. Northern Blotting
C. Dot Blotting
D. Western Blotting

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新冠病毒核酸检测采用的方法是:()

A. 普通PCR
B. 逆转录-PCR
C. Real time PCR
D. 原位PCR

利用PCR扩增特异DNA序列主要原理之一是:()

A. 反应体系内存在特异DNA片段
B. 反应体系内存在特异RNA片段
C. 反应体系内存在特异DNA引物
D. 反应体系内存在的TaqDNA聚合酶具有识别特异DNA序列的作用

Part-ⅠChoose the only correct answer. [ 1＇×20 =20＇]Which one of the following single strand of RNA can hybridize with the single strand of DNA(5’-CGGTA-3’)?()

A. 5’-GCCTA-3’
B. 5’-GCCAU-3’
C. 5’-UACCG-3’
D. 5’-TAGGC-3’

If the compound 15NH4Cl is applied to treat with the monkey, which one of the following compounds containing 15N in the liver can NOTbe detected?()

A. Urea
B. Arginine
Citrulline
D. Ornithine