Definition of "ribonucleotide" []

• A nucleotide that contains ribose as its sugar and is a component of RNA. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The protozoal enzymes consequently convert allopurinol ribonucleotide to the adenylate analog, 4-aminopyrazolopyrimidine ribonucleotide, which is then converted to a di - and tri-phosphate and incorporated in RNA (93), (94), (98), (100)."
• "Once the particles find the cancer cell and get inside, they break down, releasing small interfering RNAs or siRNAs that block a gene that makes a cancer growth protein called ribonucleotide reductase ["
• "The overall shape of a sequence of the molecules in a particular stretch of DNA is such that it combines with a molecule (or collection of molecules) that we designate "RNA polymerase", to form a holoenzyme that catalyzes the addition of a particular ribonucleotide to a string of nucleotides, which we call "RNA"."