Induction of thetrp operon by lactose
What is the possibility that the son will become bald
April 7, 2020How many copies of the transposable elements a and b
April 7, 2020Induction of thetrp operon by lactose
1. What effect will each of the following have on induction of thelac operon by lactose in a medium that lacks glucose?
a. A mutation that inactivates beta-galactosidase.
b. A mutation that inactivates galactoside permease.
c. A mutation that makes the lac repressor proteinincapable of binding to the lac operator site.
d. A mutation that makes the lac operator site incapableof binding the lac repressor protein.
e. A mutation that makes the lac repressor proteinincapable of binding allolactose.
2. What effect will each of the following have on induction of thetrp operon by lactose?
a. A mutation in the trpR gene?
b. A mutation in the trpO gene?
c. A mutation in the trpL gene?
