gene regulation by repression
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______ competes for binding to the promoter with the repressor
RNAP (RNA Polymerase)
repressors
gene products (proteins) that are often constitutively expressed
repressors often interact with ligands called ______ to relieve repression
inducers
repressors are _____ regulators
negative
repressors bind to to the promoter or operator sites of genes to block ________
transcription
