noun[mass noun] Biochemistry
A sugar derived from ribose by replacement of a hydroxyl group by hydrogen.
- Chemical formula; C5H10O4. There are several isomers; the isomer 2-deoxyribose is a constituent of DNA.
- Sugars are vital components of life, e.g. the 5-carbon sugars ribose and deoxyribose are part of the skeletons of our information storage molecules, RNA and DNA respectively.
- For example, ribose and deoxyribose are essential for the formation of the backbone of RNA and DNA.
- Another difference between DNA and RNA is that RNA contains ribose, rather than deoxyribose.
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Line breaks: de|oxy|ri¦bose
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