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Best Answer: 4) RNA contains ribose, DNA does not. DNA contain the deoxyribose sugar. Other differences may include; DNA is double stranded while RNA is single stranded. DNA contain the base thymine while RNA contain the base Uracil in place of thymine.
They have identical chemical structure except that ribose has a hydroxyl group (OH) on carbon 2, while deoxyribose is without an oxygenâ¦ on carbon 2 (H). Ribose is the sugar component of the structure of RNA (ribonucleic acid) and deoxyribose is the sugar component in DNA (deoxyribonucleic acid).