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Multiple Choice
Which site in eukaryotic DNA is the primary location where general transcription factors associate to initiate transcription?
A
Enhancer
B
Promoter
C
Operator
D
Silencer
Verified step by step guidance
1
Understand that transcription initiation in eukaryotes requires the assembly of general transcription factors at a specific DNA site to recruit RNA polymerase II.
Recall that the promoter region is a sequence of DNA located near the start site of a gene where transcription factors and RNA polymerase bind to begin transcription.
Recognize that enhancers, silencers, and operators are regulatory elements that influence transcription but are not the primary binding sites for general transcription factors.
Identify the promoter as the primary site where general transcription factors assemble to form the transcription initiation complex.
Conclude that the promoter is the correct answer because it directly facilitates the start of transcription by serving as the binding site for the transcription machinery.