You Have Identified a Mutation in a Gene That Seems

Multiple Choice

You have identified a mutation in a gene that seems to decrease transcription of another gene 2000 bp away from the mutation site. What regulatory sequence, which may be found within another gene, has likely been mutated in this instance?

A) core promoter
B) enhancer sequence
C) homeodomain motif
D) proximal elements
E) upstream activator sequence