How would you expect DNA methylation to alter gene expression?
A)Extremely increase expression
B)Moderately increase expression
C)No change in expression
D)Measurably decrease expression
E)Either increase or decrease expression

Question

Quizplus · Accepted Answer

DNA methylation usually leads to a decrease in gene expression. This is because DNA methylation can cause condensation of chromatin which makes it harder for transcription factors and RNA polymerase to access the DNA and perform transcription, ultimately leading to decreased gene expression.

How Would You Expect DNA Methylation to Alter Gene Expression