Which of the Following Is NOT a Basic Step in Protein

question 46

Multiple Choice

Which of the following is NOT a basic step in protein synthesis?

• A)The elongation reaction transfers the peptide chain from the peptidyl-tRNA in the A site to the aminoacyl-tRNA in the P site.
• B)The P site is occupied by peptidyl-tRNA carrying the growing polypeptide chain.
• C)Binding of mRNA by the small subunit is followed by association of a particular initiator aminoacyl-tRNA that recognizes the first codon.
• D)The new,longer peptidyl-tRNA moves from the A site into the P site as the ribosome moves one codon further along the mRNA.

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