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- thymine uraciles 胸腺尿嘧啶
- Purine base found in DNA and RNA,pairs with thymine in DNA and with uracil in RNA. DNA和RNA中的嘌呤碱，与DNA中胸腺嘧啶和尿嘧啶成对。
- One of the purines(adenine and guanine) or pyrimidines(cystosine, thymine, and uracil) that occurs attached to the sugar component of DNA or RNA. 碱基嘌呤（腺嘌呤和鸟嘌呤）或嘧啶（胸嘧啶、胸腺嘧啶和尿嘧啶）的一种，附着在脱氧核糖核酸或核糖核酸的糖分子上
- During TRANSCRIPTION, the thymine of the DNA template is substituted by a uracil in the RNA copy. 转录过程中DNA模板链的胸腺嘧啶对应RNA复制链上的尿嘧啶。
- One of the purines(adenine and guanine)or pyrimidines(cystosine, thymine, and uracil)that occurs attached to the sugar component of DNA or RNA. 碱基嘌呤（腺嘌呤和鸟嘌呤）或嘧啶（胸嘧啶、胸腺嘧啶和尿嘧啶）的一种，附着在脱氧核糖核酸或核糖核酸的糖分子上
- One of the purines(adenine and guanine)or pyrimidines(cystosine,thymine,and uracil)that occurs attached to the sugar component of DNA or RNA. 碱基嘌呤（腺嘌呤和鸟嘌呤）或嘧啶（胸嘧啶、胸腺嘧啶和尿嘧啶）的一种，附著在脱氧核糖核酸或核糖核酸的糖分子上
- Because RNA is chemically unstable,the scientists converted the RNA sequence to DNA, replacing every uracil base with a thymine. 氨基酸顶多只能是生命中有功能的最小的单位.
- Any of several basic compounds derived from or structurally related to pyrimidine, especially the nucleic acid constituents uracil, cytosine, and thymine. 嘧啶类由嘧啶衍生出来或在结构上与嘧啶有关的一种基本混合物尤指核酸组成的尿嘧啶，胞嘧啶和胸腺嘧啶
- Results and Conclusion Five compounds can be isolated from the fungus,including ergosterol,ergosterol peroxide,uracil,thymine and cyclo-dipeptide(Leu-Leu). 结果与结论分离得到5个化合物,通过结构分析确定为麦角甾醇、过氧化麦角甾醇、尿嘧啶、胸腺嘧啶和环(亮-亮)二肽。
- The term codon is sometimes also used for the triplets on DNA, which are complementary to those on mRNA, but contain the base uracil instead of thymine. 密码子这个词也可以用作DNA的三联体，它能和mRNA互补，含有尿嘧啶而不是胸腺嘧啶。
- The DNA gene is first copied and edited into a transcript made of RNA, employing similar nucleic acid bases, except that DNA's thymine is replaced by uracil. 首先，DNA讯息得转编成转录子这种RNA抄本，RNA使用的碱基与DNA几乎完全相同，只是它用尿嘧啶（简写为U）取代胸腺嘧啶。
- Thymine or thymine nucleotide concentration was all disqulified. 胸腺嘧啶或胸腺嘧啶核苷均不合格。
- Uracil -- a pyrimidine found in RNA that base-pares with adenine. 尿嘧啶--核糖核酸中的一种嘧啶，与腺嘌呤形成碱基对。
- A nucleoside, C10H14N2O5, composed of thymine and deoxyribose. 胸腺定一种由胸腺碱和脱氧核糖构成的核苷C10H14N2O5
- There are just four kinds: adenine, thymine, guanine and cytosine. 只有4种：腺嘌呤、胸腺嘧啶、鸟嘌呤和胞核嘧啶。
- Uracil －－ a pyrimidine found in RNA that base-pares with adenine. 尿嘧啶－－核糖核酸中的一种嘧啶，与腺嘌呤形成碱基对。
- Then they timed the reactions that caused the new thymine bonds to form. 然后他们记录了产生新的胸腺嘧啶键形成的反应。
- The cyanide-free silver bath with uracil as the complexing agent was studied. 研究了以尿嘧啶为配合剂的无氰镀银体系。
- The most abundant bases are cytosine, thiamine, and uracil (pyrimidines) and adenine and guanine (purines). 最丰富的碱基是胞嘧啶，胸腺嘧啶，尿嘧啶，腺嘌呤和鸟嘌呤。
- Either two thymine bases are lined up in just the right way to bond when the UV hits, or they're not. 当受到紫外线伤害的时候，胸腺嘧啶或者线性排列以正确的方式形成键或者不产生键。
