Eukaryotic Gene Regulation Video Lessons

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Problem: Methylation of DNA involves the addition of a methyl group to nucleotide bases. Which of the following does not apply?A. Methylation of cytosine forms methyl-cytosine.B. Methylation affects the three-dimensional structure of DNA.C. Methylation has no effect on the structure of DNA.D. Methylation affects gene expression.

FREE Expert Solution

DNA methylation is an alternative to histone modification for the regulation of gene expression. The usual target of this methylation process is cytosine.

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Problem Details

Methylation of DNA involves the addition of a methyl group to nucleotide bases. Which of the following does not apply?

A. Methylation of cytosine forms methyl-cytosine.

B. Methylation affects the three-dimensional structure of DNA.

C. Methylation has no effect on the structure of DNA.

D. Methylation affects gene expression.

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