In Lac operon, if lac repressor binds to operator it will lead to (1) Switch on transcription (2) Switch off transcription (3) Enhanced transcription (4) Differential gene expression Gene […]
Tag: operon pyq
Tag: operon pyq
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CSIR NET Life Science Previous Year Questions and Solution on Molecular Biology
What Happens When an Inducer Binds to a Repressor
- admin
- June 11, 2025
- 32 Comments
If inducer binds to repressor, it will prevent (1) Transcription (2) Binding of RNA polymerase to promoter (3) Binding of repressor to operator (4) Binding of repressor to promoter Gene […]
CSIR NET Life Science Previous Year Questions and Solution on Molecular Biology
Operator Binding Efficiency of Repressor Protein and Operon Gene Expression
- admin
- June 11, 2025
- 28 Comments
If mutation in regulatory gene increases 1000 fold operator binding efficiency of repressor protein, under such condition, which is true for operon? (1) No expression of operon genes (2) Basal […]


