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Which of the following statements is correct about the role of regulatory
proteins in transcription in prokaryotes?
a. They only increase expression
b. They only decrease expression
c. They interact with RNA polymerase but do not affect the expression
d. They can act both as activators and as repressors
Answers (1)
The answer is the option (d) They can act both as activators and as repressors.
The ability of RNA to recognise initiation sites is affected by the regulatory proteins. Regulatory proteins have both negative (repressor) and positive (activator) role.
View full answer
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