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Question 1 1 pts A difference between the STRUCTURAL makeup of RNA and DNA is DNA is a double helix strand RNA exists as a double helix RNA exists as a triple helix RNA exists as a pair of double helixes RNA exists as a single strand Question 2 1 pts Where does RNA 5' capping occur? On the 5' end of prokaryotic mRNA On the 3' end of prokaryotic mRNA On the 5' end of eukaryotic and prokaryotic mRNA On the 5' end of eukaryotic mRNA On the 3' end of eukaryotic mRNA