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Multiple Choice
Which of the following statements correctly describes the primary difference between enhancers and proximal control elements?
A
Enhancers are transcription factors; proximal control elements are DNA sequences.
B
Enhancers increase transcription of specific genes; proximal control elements inhibit transcription of specific genes.
C
Enhancers are located thousands of nucleotides away from the promoter; proximal control elements are close to the promoter.
D
Enhancers are DNA sequences; proximal control elements are transcription factors.
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