Cell Nucleus
Genetic lecture 3
Genetic lecture 3
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DNA Methyltransferases<br />
Add methyl groups to DNA<br />
Always at carbon 5 of cytosine<br />
This essentially ‘tags’ regions of DNA<br />
so that they are utilized (transcribed)<br />
differently<br />
This is a reversible process, but DNA<br />
methylation is ‘passed-on” …..<br />
Thursday, January 21, 2010<br />
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