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Junk DNA

September 17, 2012 1 comment

The discovery of DNA revolutionized biology.  There was a recent spate of articles talking about the significance of “junk” DNA.  You might be interested in hearing about it.

According to some scientists only about 20% of our DNA contains meaningful genetic information; the rest is “junk.”[1]  We know “junk” DNA exists, but don’t exactly know why.  Therefore many argue that the existence of this “junk” DNA proves the validity of random evolutionary theory.  The argument goes something as follows[2]: Read more…