The trp operon of e. coli controls expression of five enzymes that are involved in the biosynthesis of the amino acid tryptophan. a trp repressor protein (trpr) binds to the trp operator to prevent transcription when tryptophan is present. when would the tryptophan synthesis enzymes be made if the trpr gene was mutated?
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The trp operon of e. coli controls expression of five enzymes that are involved in the biosynthesis...
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