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प्रश्न
A unit of lac-operon which in the absence of lactose, suppresses the activity of operator gene is
विकल्प
Structural gene
Regulatory gene
Repressor protein
Promoter gene
उत्तर
Regulatory gene
APPEARS IN
संबंधित प्रश्न
Short Answer Question:
Explain the role of lactose in ‘Lac Operon’.
Short Answer Question:
Describe the structure of ‘Operon’.
Explain the role of Lactose as an inducer in Lac-operon.
Give diagrammatic representation of Lac-operon in the presence of inducer.
Identify the event that would occur in 'lac operon' of E. coli when the growth medium has high concentration of lactose.
Identify the INCORRECT statement/s.
- Regulation of lac operon by repressor is referred to as negative regulation.
- The repressor protein produced by regulator gene binds to the operator region.
- The sequence constituting the operator region is present upstream of promoter region
- Each operon bas a specific 'Operator'.
Lactose operon produces enzymes ______.
Select the correct pair.
Which molecule does act as inducer molecule in lac operon?
How does the operon function in the presence of lactose?
