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The lactose analog isopropyl-b-d-thio-galactoside (iptg) is often used to regulate gene expression systems in bacteria. iptg does not act as a substrate for b-galactosidase, but can bind to, and inactivate, the repressor. in this case, iptg serves as a(
a. inducer.
b. repressor.
c. effector.
d. operon.
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The lactose analog isopropyl-b-d-thio-galactoside (iptg) is often used to regulate gene expression s...
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