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Biology
In E. coli. an operator gene combine with :
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Q. In E. coli. an operator gene combine with :
AFMC
AFMC 2006
A
inducer gene to switch on structural gene action
B
inducer gene to switch off structural gene action
C
regulator protein (repressor) to switch off structural gene action
D
regulator protein to switch on gene action
Solution:
Operator gene is a part of DNA between promotor and structural gene, where repressor binds to stop activity of RNA polymerase.
