DNA methylation in cancer cells

-The topic must discuss information regarding one or more of the following: transcription, translation, gene expression, gene regulation, chromosome condensing, eukaryote or prokaryote. This main molecular biology topic is a least 1.5 to 2 pages.- These guidelines trump CSE style-Components of this topic:Component 1: What is DNA methylation and what is composed of?Component 2: How is DNA methylation involved with cancer?Component 3: one specific gene methylated and how that caused a change in regulation?Component 4: What techniques related to DNA Methylation have been done for research in cancer?-Can be primary and secondary source but secondary sources must be published from 2010 till present