Definition of Pyrimidine
Pyrimidine: One of the two classes of bases in DNA and RNA. The pyrimidine bases are thymine (T) and cytosine (C) in DNA and thymine (T) and uracil (U) in RNA.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=5150
Last Editorial Review: 4/27/2011 5:27:15 PM
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