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Noun: uracil  'yûr-u,sil
  1. A base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine
    - U

Derived forms: uracils

Type of: base, nucleotide

Part of: ribonucleic acid, RNA

Encyclopedia: Uracil,FMNH2:oxygen oxidoreductase