In mammalian DNA, approximately what percentage of cytosines are methylated?
A) 1%
B) 2-5%
C) 6-8%
D) 10%
E) 12-15%

Name: In mammalian DNA, approximately what percentage of cytosines are methylated? A) 1% B) 2-5% C) 6-8% D) 10% E) 12-15%
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Question

In mammalian DNA, approximately what percentage of cytosines are methylated?
A) ​1%
B) ​2-5%
C) ​6-8%
D) ​10%
E) ​12-15%

Quizplus · Accepted Answer

On average, 2-5% of cytosines in mammalian DNA are methylated. This epigenetic modification can alter gene expression and is important for regulating developmental processes and maintaining cellular identity.

In Mammalian DNA, Approximately What Percentage of Cytosines Are Methylated