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The correct statement regarding RNA and DNA, respectively is
A
The sugar component in RNA is ribose and the sugar component in DNA is 2'-deoxyribose.
B
The sugar component in RNA is arabinose and the sugar component in DNA is ribose.
C
The sugar component in RNA is 2'-deoxyribose and the sugar component in DNA is arabinose.
D
The sugar component in RNA is arabinose and the sugar component in DNA is 2'-deoxyribose.
Explanation
RNA has ribose; DNA has 2'-deoxyribose.
Detailed Solution
The sugar unit of DNA is deoxyribose and that of RNA is ribose. C-atoms of the pentose sugar are numbered 1', 2', 3', ... to distinguish them from the C-atoms of the nitrogenous base.
