山东第一医科大学
第一章单元测试
- The Nucleic acid will get maximum UV absorbance at wavelength_____（ ）
- The common component composed of DNA and RNA is _____（ ）
- The secondary structure of DNA is _____（ ）
The corresponding anticodon to codon ACG is___ （ ）
- Single strand DNA 5’-CGGTA-3’ can anneal with the follow RNA _____（ ）
- mRNA is used as _____ in translation.（ ）
- Amount of T in RNA is 0.25mol，so amount of A is_____. （ ）
- tRNA in eukaryotic cell contains _____（ ）
- The base in DNA _____（ ）
- Stem-loop is a type of secondary structure not usually found in tRNA.（ ）
- All genomes are composed of RNA.（ ）
A:280nm B:270nm C:230nm D:260nm
答案:260nm
A:Guanine B:Thymine C:D-2-deoxyribose D:D-ribose
答案:Guanine
A:β-sheet B:double helix C:β-turn D:α-helix
答案:double helix
A:UGC B:CGU C:GCA D:CGT
答案:CGU
A:5’-GCCAU-3’ B:5’-UACCG-3’ C:5’-GCCAT-3’ D:5’-TAGGC-3’
答案:5’-UACCG-3’
A:adaptor B:template C:None D:machinery
答案:template
A:0.75mol B:1.00mol C:0.5mol D:0.25mol
答案:0.25mol
A:28sRNA B:18sRNA C:5.8sRNA D:5sRNA
答案:28sRNA###18sRNA###5.8sRNA###5sRNA
A:G B:A C:T D:C
答案:G###A###T###C
A:对 B:错
答案:对
A:对 B:错
答案:错
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