Translation and Regulation
The role of molecular chaperones is to

facilitate binding of RNA polymerase to DNA
facilitate binding of ribosomes to mRNA
aid a newly synthesized polypeptide in folding to its proper shape
degrade newly synthesized polypeptides that contain inaccurate sequences

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Translation and Regulation
The ribosome binding site

is located immediately upstream of the start codon
forms a stem-loop structure in the RNA
is located upstream of the promoter sequence
is more likely to be associated with an operon than with a gene encoding a single protein

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