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uracil

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uracil /ura·cil/ (ūr´ah-sil) a pyrimidine base, in animal cells usually occurring condensed with ribose to form the ribonucleoside uridine; the corresponding deoxyribonucleoside is deoxyuridine. Symbol U.
u·ra·cil (yr-sl)
n.
A pyrimidine base that is an essential constituent of RNA.
uracil,
a pyrimidine base found in RNA. Pairs with adenine. See also thymine.
uracil [u´rah-sil]
uracil
U; Ura; a pyrimidine base found in nucleic acids.
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Only one of the four "nucleobases" that make up RNA and DNA is different between the two: uracil is present in RNA while thymine takes its place in DNA.
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Better but not pricier Although proprietary, patented OBS chemistry is based on uracil, which is naturally present in the human body as one of the four building blocks of RNA nucleic acids.
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This deamination process is normally counteracted by uracil-N-glycosylase, the product of the ung gene, and organisms defective in the removal of uracil from DNA have an increased spontaneous mutation rate and more G:C right arrow] A:T base-pair transitions (7).
Multiple rpoB mutants of Mycobacterium tuberculosis and second-order ... by Mokrousov, Igor / Emerging Infectious Diseases
 
 
 
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