Question -
In the operon model, RNA polymerase binds to
Options:
A .  Structural gene
B .  Promoter
C .  Regulator
D .  Operator
Answer: Option B : B An operon is typically comprised of three regions - promoter, operator and the structural genes. Additionally most operons would also have a regulatory gene. The promoter is recognised by RNA polymerase,which then binds to it and initiates transcription.
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