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- The results show that the Ve strains by ion implantation can achieve higher rate of mutation and wide mutational spectrum. 结果表明，离子注入Vc生产菌能获得较高的突变率和较广 的突变谱。
- Using plasmid pGEM-3Zf(-) and M13mpl8 RF DNA, this thesis studied the DNA damage (DNA single strand break (SSB) and double strand break (DSB)), and gene mutation spectra induced by 30keV N+, C+ ions. 本文以质粒、噬菌体为实验材料，主要研究30keV的N~+、C~+引起的DNA分子损伤(单双链断裂)和它诱发基因突变的特点和规律。
- Our teacher has mutation of sounds suddenly. 我们的老师突然语音发生了变化。
- Study on DNA Strand Breaks and Mutation Spectrum Induced by Low-energy Heavy Ions 低能重离子引起DNA链断裂和诱发基因突变谱的研究
- The survey covered a broad spectrum of topic. 这本简史涉及的话题范围很广。
- Red and violet are at opposite ends of the spectrum. 红色和紫色位于光谱相对的两端。
- There's a wide spectrum of opinions on this problem. 对这个问题的说法众说纷纭，莫衷一是。
- In the spectrum, distinct colours shade into each other. 在光谱中，截然不同的颜色相互融合起来。
- mutation spectrum 突变谱
- There is a wide spectrum of opinions on this question. 在这个问题上有著各种不同的意见。
- Formation or development of a mutation. 变异的形成或者发展
- To undergo or cause to undergo mutation. 经历变化或使经历变化
- gene mutation spectrum 基因突变谱
- Mutation are produced by a number of chemicals. 许多化学试剂能产生突变。
- What matter is not innovation, but useful mutation? 二.;任何领域都可以创新三
- It uses spread spectrum technology. 它使用扩频技术。
- A new breeding method of space mutation. 一种航天育种的方法。
- High sense mutation of HVR 1 gene was found. （4）HVR1基因有义突变率相当高。
- BCP mutation may impair HBeAg expression. BCP双突变对HBeAg的表达有一定影响 ;
- The survey covered a broad spectrum of topics . 这本简史涉及的话题范围很广。
