Which One of the Following Statements About the Elongation Phase

question 20

Multiple Choice

Which one of the following statements about the elongation phase of

• A)At least five high-energy phosphoryl groups are expended for each peptide bond formed.
• B)During elongation,incoming aminoacylated tRNAs are first bound in the P site.
• C)Elongation factor EF-Tu facilitates translocation.
• D)Peptidyl transferase catalyzes the attack of the carboxyl group of the incoming amino acid on an ester linkage in the nascent polypeptide.
• E)Peptidyl transferase is a ribozyme.

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