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Key differences between DNA and RNA

What are the key differences between DNA and RNA in both structure and function (without taking supercoiling into consideration)?

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There are two main differences between DNA and RNA with respect to structure. The first main difference deals with the base composition. DNA is composed of 4 nucleotides; adenine, guanine, cytosine and thymine. RNA is similar to DNA but contains uracil instead of thymine. The second main difference is with the sugar component of the ...

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