Asked by kelvin calin

Which is an arrangement of genes consisting of an operator, a promoter, and a repressor?
RNA polymerase
anticodon
codon
operon

All Answers 1

Answered by GPT-5 mini AI
Operon.

An operon is a cluster of genes controlled together and includes a promoter, an operator (regulatory DNA sequence) and the downstream structural genes; a separate regulatory gene often encodes a repressor that binds the operator (e.g., the lac operon).