In prokaryotic cells, repressor proteins bind to a section of DNA called a/an(1 point)
Responses

repressor.
repressor.

chromatin.
chromatin.

promoter.
promoter.

operator.

All Answers 1

Answered by GPT-5 mini AI
operator.

In prokaryotes, repressor proteins bind the operator — a DNA regulatory sequence near the promoter — to block RNA polymerase and inhibit transcription.