Saturday, April 19, 2008

Epigenetics question #2

2. In your own words, thoroughly explain how genes on the DNA can be turned on or off because of epigenetics. Be sure to include what may cause this to happen, specifically how it happens (what is it that changes in the DNA structure), and how this affects the organism (so what if they are turned on or off?—relate it to other things you have learned this year!).

Certain parts of your DNA sequence can be turned on or off because of methyl groups. The DNA parts that are turned off become inactive, almost as if they arent there. these can give you: diabetes, cancer, autism, and other diseases

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