Which of the following is true concerning gene expression?
A) An increase in expression implies an increase in transcriptional initiation.
B) mRNA levels are determined solely by the rate of transcriptional initiation.
C) Attenuation is a well-described and common mechanism for controlling gene expression in eukaryotic cells.
D) Regulation of expression occurs at many levels from transcriptional initiation to protein degradation.
E) Gene copy number does not influence the level of gene expression.
Correct Answer:
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