Insulators can block the effects of enhancers only when they lie:
A) between an enhancer and a promoter.
B) upstream of a promoter.
C) adjacent to a promoter.
D) within the structural genes.
E) within a consensus sequence.

Question

Quizplus · Accepted Answer

Insulators block enhancer effects when positioned between the enhancer and the promoter, preventing the enhancer from activating transcription at the promoter.

Insulators Can Block the Effects of Enhancers Only When They