Transcription often is controlled at the stage of initiation. Transcription is not usually controlled at elongation, but may be controlled at termination.
Why genes are regulated?
Why genes are regulated? Minimize energy consumption--why express a gene you do not need? (economy) Control growth--many cells in a mature organism do.
What are the differences between prokaryotes and eukaryotes on the initiation of TRANSCRIPTION and TRANSLATION?
