Answer to Question #293247 in Biochemistry for Perrie

Question

Which of the following statements about the accuracy of protein biosynthesis is NOT true (select one) 

a. aminoacyl tRNA synthetases hydrolyze misloaded mRNAs 

b. Riobosomes contain exopeptidase activity that performs a corrective function 

c. the error rate in protein biosynthesis is approximately 1 / 10,000 

d. the codon-anticodon interaction ensures the entry of the correct mRNA into the A-site 

e. the binding of mRNA to αα-mRNA synthetases is very specific

Answer 1

d. the codon-anticodon interaction ensures the entry of the correct mRNA into the A-site