Promoter and terminator flanks the: a. Minisatellite b. Structural gene c. Recon d. Microsatellite
Option B. The promoter and terminator flank the structural gene in a transcription unit. The promoter is located towards 5-end of the structural gene. It is a DNA sequence that provides binding site for RNA polymerase. On the contrary, the terminator is located towards 3-end of the coding strand and it usually defines the end of the process of transcription.