An Enhancer Is a Sequence That Increases Transcription of a Gene

Multiple Choice

An enhancer is a sequence that increases transcription of a gene ____.

A) when its orientation is the same as that of the gene it controls
B) when it is located just downstream of the promoter
C) when it is located just upstream of the promoter
D) when it is distant from the gene it controls
E) independently of its position, orientation, and distance from a promoter