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Question

How many structural genes are present in the trp operon?


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Solution

Tryptophan operon:

  1. The Trp operon is a gene segment that is responsible for the regulation of the synthesis of amino acid tryptophan.
  2. The Trp operon consists of 5 major genes, i.e., Trp E, Trp C, Trp D, Trp B, Trp A.
  3. The Trp operon is activated upon low concentrations of the amino acid tryptophan in the cell.
  4. Tryptophan is an aromatic amino acid required in the synthesis of many proteins.

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