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- A pyrimidine base, C5H6N2O2, that is an essential constituent of DNA. 胸腺碱一种属于脱氧核糖核酸重要成分的嘧啶碱
- A pyrimidine base, C4H5N3O, that is an essential constituent of RNA and DNA. 胞核嘧啶一种嘧啶碱基,C4H5N3O,是核糖核酸和脱氧核糖核酸的基本成分
- A nucleotide consisting of one molecule each of a phosphoric acid,a sugar,and either a purine or a pyrimidine base. 单核苷酸磷酸、糖、嘌呤或嘧啶碱基中的一种,它组成的一个分子的苷酸
- A nucleotide consisting of one molecule each of a phosphoric acid, a sugar, and either a purine or a pyrimidine base. 单核苷酸磷酸、糖、嘌呤或嘧啶碱基中的一种,它组成的一个分子的苷酸
- At the same time, UVB radiation has obvious damage to the base pairs, among which the pyrimidine base pairs are influenced more seriously. 就碱基对的受损伤程度来说,嘧啶碱受损最严重,部分证明了环丁烷嘧啶二聚体和64光产物的形成。
- Base pairing The bonding relationship between purine and pyrimidine bases in the nucleotides of DNA and RNA. 碱基配对:在DNA和RNA的核苷酸中,嘌呤和嘧啶之间相匹配的关系。
- Any of various compounds consisting of a sugar, usually ribose or deoxyribose, and a purine or pyrimidine base, especially a compound obtained by hydrolysis of a nucleic acid, such as adenosine or guanine. 核苷由糖,通常是核糖或脱氧核糖和嘌呤或嘧啶基组成的化合物,尤指从核酸水解中获得的化合物,如腺嘌呤核苷或鸟嘌呤
- The experimental results partly supported the formation of several types of dimeric lesions between adjacent pyrimidine bases,most notably cyclobutane pyrimidine dimers(CPD),6-4 photoproducts(6-4PP) and the Dewar valence isomers. 实验结果部分支持环丁烷嘧啶二聚体(CPD)、6-4光产物(6-4PP)和Dewar异构体的形成。
- In DNA, the two purine bases (adenine and guanine) always bond with the pyrimidine bases (thymine and cytosine), and the pairing is quite specific: adenine with thymine and guanine with cytosine. 嘌呤基(腺嘌呤,鸟嘌呤)总与嘧啶基(胞嘧啶,胸腺嘧啶)配对,并且配对有专一性:腺嘌呤对胸腺嘧啶,鸟嘌呤对胞嘧啶。
- a pyrimidine base,C5H6N2O2,that is an essential constituent of DNA 一种属于脱氧核糖核酸重要成分的嘧啶碱C5H6N2O2
- a pyrimidine base,C4H5N3O,that is an essential constituent of RNA and DNA 一种嘧啶碱基,C4H5N3O,是核糖核酸和脱氧核糖核酸的基本成分
- The runner was retired put out at first base. 跑垒者于第一垒上被刺杀出局。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- You cannot enter a military base without a permit. 无通行证者不得擅入军事基地。
- Her heavy industry rests on a broad and firm base. 它的重工业有广泛坚实的基础。
- He caught me off base with that question. 他的问题猝然把我给问倒了。
- The bombers swooped on the air base. 轰炸机突袭空军基地。
- Many languages have Latin as their base. 许多语言都以拉丁语为基础。
- His base conduct was condemned by everyone. 他的无耻行为受到所有人的谴责。
- His idea is completely off base. 他的想法大错特错。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries