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ribose

[ rahy-bohs ]

noun

, Biochemistry.
  1. a white, crystalline, water-soluble, slightly sweet solid, C 5 H 1 0 O 5 , a pentose sugar obtained by the hydrolysis of RNA.


ribose

/ ˈraɪbəʊz; -bəʊs /

noun

  1. biochem a pentose sugar that is an isomeric form of arabinose and that occurs in RNA and riboflavin. Formula: CH 2 OH(CHOH) 3 CHO


ribose

/ bōs′ /

  1. A pentose sugar with a furanose structure that occurs as a component of riboflavin and RNA. Chemical formula: C 5 H 10 O 5 .


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Word History and Origins

Origin of ribose1

1890–95; < German Ribose, earlier Ribonsäure, equivalent to Ribon (from Arabinose arabinose, by arbitrary rearrangement and shortening) + Säure acid
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Word History and Origins

Origin of ribose1

C20: changed from arabinose
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Compare Meanings

How does ribose compare to similar and commonly confused words? Explore the most common comparisons:

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Example Sentences

RNA’s spine is a sugar called ribose, while DNA’s is deoxyribose.

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ribonucleotideriboso