A) Regulator
B) Promoter
C) Operator
D) Structural genes
Correct Answer: C
Solution :
Lac operon is an inducible operon because it is only transcribed into RNA when a P galactoside sugar such as lactose is present. When\[\beta \]galactoside is absent the represser protein binds to operator gene which lies next to promoter.You need to login to perform this action.
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