主要的二类是核糖核酸病毒和去氧核糖核酸病毒。
The two main classes are RNA viruses (see retrovirus) and DNA viruses.
在去氧核糖核酸(DNA)中，其互补基是鸟嘌呤。
由去氧核糖核酸合成的讯息核糖核酸分子主导着蛋白质的合成。
A messenger RNA molecule synthesized from the DNA directs the synthesis of the protein.
聚合链反应：能快速、准确复制新大量特定去氧核糖核酸实验室技术。
Laboratory technique used to make numerous copies of specific DNA segments quickly and accurately.
蛋白质连结于核酸(去氧核糖核酸或核糖核酸)而成的大分子集合体。
A messenger RNA molecule synthesized from the DNA directs the synthesis of the protein.
噬菌体的核心基因物质可能是核糖核酸（rna）或去氧核糖核酸（DNA）。
The core of a Bacteriophage 's genetic material may be either DNA or RNA.
去氧核糖核酸微阵列网址去氧核糖核酸微阵列技术基础，和一串学界和业界的连结。
The DNA microarray Web Site. Basics on DNA microarray technology, and a list of academic and industrial links.
限制性内切：由细菌产生的一种蛋白质，能在特定的地方切断去氧核糖核酸分子。收藏。
Restriction enzyme: Protein (more specifically, an endonuclease) produced by bacteria that cleaves DNA at specific sites along its length.
结果发现LDN可以抑制肿瘤的增生，降低去氧核糖核酸合成以及血管新生，但不改变细胞的存活率。
Using nude mice with established xenografts of human ovarian cancer, LDN was found to repress tumor progression, reducing DNA synthesis and angiogenesis but not altering cell survival.
但是研究人员不清楚的是聚合酶是怎样避免把构成DNA链的NTP添加到RNA链上的，毕竟脱氧核核苷酸和核糖核苷酸只是相差一个氧原子。
And the scientists didn't know either how the polymerase avoids substituting the NTPs that constitute DNA for the correct RNA building blocks, molecules that differ by only one oxygen atom.
但是研究人员不清楚的是聚合酶是怎样避免把构成DNA链的NTP添加到RNA链上的，毕竟脱氧核核苷酸和核糖核苷酸只是相差一个氧原子。
And the scientists didn't know either how the polymerase avoids substituting the NTPs that constitute DNA for the correct RNA building blocks, molecules that differ by only one oxygen atom.
应用推荐