Questions
Why glucose and galactose cannot act as an inducer for lac operon?
a
Because they cannot bind with the repressor
b
Because they can bind with the repressor
c
Because they can bind with the operator
d
Because they can bind with the regulator
detailed solution
Correct option is A
An inducer binds with the repressor protein and prevents the repressor protein from binding to the operator. Glucose and galactose cannot act as an inducer because these do not have the binding sites for attaching the repressor protein.Talk to our academic expert!
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Number of regulatory and structural genes present in lac operon are
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