Regulatory proteins are the accessory proteins that interact with RNA polymerase and affect its role in transcription. Which of the following statements is correct about regulatory proteins?
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.
Answer:D
Regulatory proteins are the accessory proteins that interact with RNA polymerase and affect its role in transcription. Which of the following statements is correct about regulatory proteins?
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.