第二章单元测试
- The correct description about measuring DNA denaturation are included, EXCEPT（ ）.
- Northern hybridization is used to detect（ ）.
- The sedimentation coefficient of the mammalian ribosome large subunit is 50S.（ ）
- Each nucleotide consists of three components, ___，___，___.
- State the functions of three major kinds of RNA (mRNA, tRNA and rRNA).
A:Hypochromic effect B:Loss of the biological activity C:Increased buoyant density D:Decreased viscosity
答案:Hypochromic effect
A:DNA B:Carbohydrate C:Protein D:RNA
A:错 B:对
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