The gene that codes for a protein involved in detoxifying an environmental toxin is only expressed in the presence of the toxin.A repressor protein controls transcription of the gene.Which of the following is true?
A) The toxin mediates induction of the gene by relieving repression imposed by the repressor.
B) The toxin mediates induction of the gene by stimulating activation mediated by an activator.
C) The toxin mediates repression of the gene by relieving repression imposed by the repressor.
D) The toxin mediates repression of the gene by stimulating activation mediated by an activator.
Correct Answer:
Verified
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