Animated Art
11.1 Regulation of the Lactose System in E. coli: Assaying Lactose Presence/Absence Through the Lac Repressor
1.1
Animated Art
After you've completed the tutorial, click the button below to answer questions about what you've learned.
Animation Assessment
30
You must watch the entire tutorial before you can take the quiz.
After you've completed the tutorial, click the button below to answer questions about what you've learned.
Question 1 of 3
Questions
Question
1.1
The _____ gene encodes the lac repressor protein which binds to the lac ____________ in the ____________ of lactose.
Correct.
Incorrect.
2
Try again.
Question
1.2
In the cytoplasm, some of the lactose is converted into ____________ , which binds the ___________ site of the lac repressor.
Correct.
Incorrect.
2
Try again.
Question
1.3
RNA polymerase cannot transcribe the lac operon when:
Correct.
Incorrect.
2
Try again.