Amino acid biosynthesis operons in which gene activity is repressed when a chemical (e.g., an amino acid) is added to the medium are termed repressible operons.

Name: Amino acid biosynthesis operons in which gene activity is repressed when a chemical (e.g., an amino acid) is added to the medium are termed repressible operons.
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Question

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Repressible operons are regulated by the presence of a specific substance, such as an amino acid, which inhibits gene expression when it is abundant, thus conserving resources.

Amino Acid Biosynthesis Operons in Which Gene Activity Is Repressed