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Definitions from WordNet

Definitions from the Web

Repressor

Noun: A substance or molecule that suppresses or inhibits the expression of a gene.

Example Sentence: The repressor protein binds to the operator region of the gene, preventing RNA polymerase from transcribing the DNA into mRNA.

Noun: An individual or organization that uses force or authority to restrain or control others.

Example Sentence: The totalitarian government acted as a repressor, limiting freedom of speech and suppressing any dissenting voices.

Noun: A protein or molecule that regulates the activity of an enzyme, inhibiting its function.

Example Sentence: The repressor molecule binds to the allosteric site of the enzyme, reducing its catalytic activity.

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