Which of the following is true of CpG islands? a. They are methylated near promoters of actively transcribed genes. b. They are unmethylated near promoters of actively transcribed genes. c. Acetylation of CpG islands leads to repression of transcription. d. CpG islands code for RNA molecules that activate transcription.

Biology (MindTap Course List)
11th Edition
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
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Chapter14: Gene Regulation
Section: Chapter Questions
Problem 8TYU: Through alternative splicing, eukaryotes (a) reinforce gene inactivation (b) prevent transcription...
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Which of the following is true of CpG islands?

a. They are methylated near promoters of actively transcribed genes.

b. They are unmethylated near promoters of actively transcribed genes.

c. Acetylation of CpG islands leads to repression of transcription.

d. CpG islands code for RNA molecules that activate transcription.

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