题目内容

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

查看答案

搜索结果不匹配？点我反馈

更多问题

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

The albinism is associated with the deficiency of ()

A. Homogentisic oxidase
B. Phenylalanine hydroxylase
C. Tyrosinase
D. Xanthine oxidase

TCA cycle does NOT take place in()

A. Hepatocyte
B. Osteocyte
C. Neuron
D. Erythrocyte