Mr. Turell - I completely agree with you. Even the simplest of life is so durned complex that it taxes the very outer limits of human ability to comprehend.- I've expressed the opinion in the past that most junk DNA will turn out to be important layers of control of gene function. Now a finding of how the creation of small peptides is in control of embryonal development:-http://www.nature.com/news/2010/100715/full/news.2010.356.html