pyrimidine

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pyrimidine

pyrimidine , type of organic base found in certain coenzymes and in the nucleic acids of plant and animal tissue. The three major pyrimidines of almost universal distribution in living systems are cytosine , thymine , and uracil .

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"pyrimidine." The Columbia Encyclopedia, Sixth Edition. 2008. Encyclopedia.com. 28 Nov. 2009 <http://www.encyclopedia.com>.

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pyrimidine

A Dictionary of Nursing | 2008 | Â© A Dictionary of Nursing 2008, originally published by Oxford University Press 2008. (Hide copyright information) Copyright

pyrimidine (pi-rim-i-deen) n. a nitrogen-containing compound with a ring molecular structure. The commonest pyrimidines are cytosine, thymine, and uracil, which form the nucleotides of nucleic acids.

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pyrimidine

A Dictionary of Ecology | 2004 | | Â© A Dictionary of Ecology 2004, originally published by Oxford University Press 2004. (Hide copyright information) Copyright

pyrimidine A nitrogen base composed of a single, six-membered ring structure. The pyrimidine bases in the nucleotides of nucleic acids are cytosine and thymine in DNA and cytosine and uracil in RNA.

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MICHAEL ALLABY. "pyrimidine." A Dictionary of Ecology. 2004. Encyclopedia.com. 28 Nov. 2009 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "pyrimidine." A Dictionary of Ecology. 2004. Encyclopedia.com. (November 28, 2009). http://www.encyclopedia.com/doc/1O14-pyrimidine.html

MICHAEL ALLABY. "pyrimidine." A Dictionary of Ecology. 2004. Retrieved November 28, 2009 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O14-pyrimidine.html

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