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Question
Give diagrammatic representation of Lac-operon in the presence of inducer.
Solution
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RELATED QUESTIONS
Sketch and label ‘ultrastructure of mitochondrion’.
Multiple Choice Question:
Which out of the following is not an example of an inducible operon?
In lac operon, lactose acts as:
Which of the following is NOT the part of an operon?
Which of the following gene is responsible for the synthesis of repressor in operon?
Select the WRONG statement from the following with reference to lac operon.
______ refers to the chemical molecule present in the cytoplasm that inactivates the repressor.
Select the two correct statements out of the four (A-D) given below about lac operon.
- Glucose or galactose may bind with the repressor and inactivate it.
- In the absence of lactose, the repressor binds with the operator region.
- The z-gene codes for permease.
- This was elucidated by Francois Jacob and Jacque Mono.
E. coli cells with a mutated Z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because ______.
Which of the following is required as an inducer(s) for the expression of lac operon?
