'Junk' DNA makes compulsive reading

Link:http://www.newscientist.com/channel/life/mg19426086.000-junk-dna-makes-compulsive-reading.html

Summery:DNA makes RNA make protein needed for cell.Recent studies show that DNA makes more RNA then expected.DNA that dose this is called junk DNA.Scientist dont know what there funtion is.They say that they are not there by acident.

Questions: What are the major functions of nucleic acids in the cell?Stores and carries important information.
What are the differences in RNA and DNA? DNA is genetic information,RNA makes protien.
List three things you learned from this article in your own words.DNA makes RNA,RNA makes protients,and there seem to be extra RNA that DNA makes.
What impact would the absence of this organelle have on the cell?There is no know facts of what would happen if these extra RNA wasnt there.