Translation and Regulation
A quorum sensing system

consists of a sensor component that phosphorylates a regulatory protein
senses a compound produced by the bacterium itself
controls the activity of ribosomes directly
detects a signal from the external environment

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Translation and Regulation
The role of molecular chaperones is to

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

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