碱基对是一对相互匹配的碱基(即A—T, G—C,A—U相互作用)被氢键连接起来。然而,它常被用来衡量DNA和RNA的长度(尽管RNA是单链)。它还与核苷酸互换使用,尽管后者是由一个五碳糖、磷酸和一个碱基组成。
base-pairs ; base pair ; bp
...现发夹结构外,真核细胞染色体DNA结构上也有发夹结构出现,多位学者已用电镜在许多真核细胞DNA中观察到长度为350~1200碱基对(bp)的发夹形结构。DNA中回文结构尚不十分清楚,推测与DNA-蛋白质之间的识别有关。
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The products were analyzed by polyacrylamide gel electrophoresis in 7mol/L urea. The lengths of the double stranded cDNA fragments were about 500 base pairs.
其双链链长,经凝胶电泳分析,约为500碱基对。
参考来源 - 北京鸭珠蛋白mRNA的分离纯化及其cDNA的合成·2,447,543篇论文数据,部分数据来源于NoteExpress
人类基因本身就有接近 30 亿个 DNA 碱基对。
The human genome alone has approximately 3 billion DNA base pairs.
通过转动电场的极性,DNA链会渐进式地前进,一次一对碱基对。
By flipping this field's polarity the DNA strand can be ratcheted along, one base pair at a time.
而且现有的测序技术要把DNA破碎成少于100个碱基对的小片段。
Moreover, existing sequencing techniques involve breaking DNA into small chunks of less than 100 base pairs.
That's because every three base pairs describes an amino acid in a protein.
那是因为每三个碱基对,对应一个蛋白质中的一个氨基酸
They'd be different in each of us and that leads to the difference in the diversity between people.
不同的人的DNA碱基对顺序是不一样的,碱基对顺序的不同组合导致了个体多样性
That only strands that have this exact complement can form double stranded DNA.
这表示只有两条链的碱基对,完全互补才能形成DNA双链
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