At 10:05 PM 12/27/2012, Abd ul-Rahman Lomax wrote:
The Encyclopedia of DNA Elements
(<http://en.wikipedia.org/wiki/ENCODE>ENCODE)
project<http://en.wikipedia.org/wiki/Noncoding_DNA#cite_note-Nature489p57-1>[1]
reported in September 2012 that over 80% of DNA in the
<http://en.wikipedia.org/wiki/Human_genome>human genome "serves
some purpose, biochemically
speaking".<http://en.wikipedia.org/wiki/Noncoding_DNA#cite_note-pennisi-2>[2]
I found an excellent discussion of what the ENCODE project found, on
Scientific American:
http://www.scientificamerican.com/article.cfm?id=hidden-treasures-in-junk-dna
I found it expeciallly fascinating in the recognition of our
ignorance. I recommend it.