When the ribosome reaches a nonsense codon, which of the following occurs? a. a methionine is incorporated b. the polypeptide is released c. a peptide bond forms d. the A site binds to a charged tRNA
Added by Michael D.
Step 1
Step 1: When the ribosome reaches a nonsense codon, it signals the end of the protein synthesis process. Show more…
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The "A" site in the ribosome refers to the: A. binding site for charged tRNA molecules during protein synthesis B. none of these answers C. a site that holds the tRNA which is linked to the growing polypeptide chain D. Site that allows for tRNAs to exit
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Immediately after peptide bond formation, what is found in the A site of the ribosome during protein translation elongation? a. An empty tRNA molecule. b. A termination factor protein. c. An amino-acyl tRNA. d. A peptidyl-tRNA (peptide connected to a tRNA). e. A methionine amino acid.
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During translation, the codon in mRNA is actually "read" by a. the A site in the ribosome. b. the P site in the ribosome. c. the anticodon in a tRNA. d. the anticodon in an amino acid.
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