Mapping the Human Genome, busting DNA myths

A massive international effort by more than 500 scientists gives the first comprehensive look at how human DNA works.  Observers say it gives “an encyclopedia of information that will rewrite the textbooks and offer new insights into the biology of disease.”  Most know that DNA contains genes which essentially code life.  Scientists though have long thought that these genetic blueprints only take up about 2% of the genome.  Now they offer a better understanding, saying that up to 80% of the human genetic code is active.  One scientist says this is “our first global view of how the genome works,” comparing it to a Google Maps which allows close-ups and birds-eye views.

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