Which of the following is NOT a stop condon:()
A. UAA
B. UAG
C. UGA
D. UUG
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Which kind of chemical bond is responsible for the connection of amino acid to tRNA in translation process:()
A. Peptide bond
B. Phosphoester bond
C. Anhydride bond
D. Ester bond
E. Hydrogen bond
The function of the aminoacyl -tRNA synthetase including:()
A. To proceed transpeptidation
B. To assist tRNA into the ribosome A site
C. To promote tRNA binding to SD sequence
D. To transcribe the genes encoding tRNA
E. To connect a specific amino acid to its corresponding tRNA
Which of the following biological process needs RBS sequence:()
A. Splicing of mRNA in eukaryotic cells.
B. Transcription of DNA in prokaryotic cells.
C. The recognition of start codon by eukaryotic ribosome.
D. The location of ribosome in mRNA in prokaryotic cell.
E. The termination of transcription in prokaryotes.
Which of the following is not needed in the elongation process of polypeptide chain:()
A. mRNA (x) 窗体顶端
B. formyl-methionyl-tRNA 窗体底端
C. transpeptidase 窗体底端
D. GTP
EF-Tu and EF-Ts
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