🧬ap biology review

Trp Operons

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

The trp operon is a repressible system found in E. coli that controls the production of tryptophan by regulating five different enzymes required for its synthesis.

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