单词intron
n.: 间隙子；内子；基因内区
网络: 内含子；内元；内插子
基因内区
内子
间隙子
复数：introns
Approaches to the evolution of intron positions have become increasingly sophisticated since the early comparisons of GenBank data (1).
方法的发展日益复杂子位置的早期比较基因资讯资料库）数据（1）。
Any random mutation in an intron that proved beneficial to the host organism would have been retained by natural selection.
插入子内任何偶然的突变，只要对宿主有利，就会在天择的筛选下保留。更详细。
Then, the free end of the exon attacks the 3" splice site, displacing the intron and forming a new bond with the next exon.
之后外显子的自由末端发起对3’剪接位点的攻击，替代了内含子而与后面的外显子形成新的键。
In high organism, the length of intron is much longer than that of extron, and most of random mutation happened in intron.
在高等生物中，内含子的长度远大于外显子，大部分随机突变会发生在内含子中。
In intron III, a possible transposable element was identified. This suggested this intron might derive from transposon.
在多出的第三个内含子中，我们分离出一个可能的转座因子，这表明这个内含子可能来源于转座子。
Intron refers to the non-coding sequences in split gene and is removed before translation.
内含子是指断裂基因中的非编码区序列，在编码蛋白质前被去除。
Several strains of meat-type and egg laying chickens were found to segregate for an HindIII RFLP located in the intron preceding exon 4.
几株肉型和产蛋的鸡被发现隔离的酶切多态性位于第4外显子内含子前面。
The mechanisms and evolutionary dynamics of intron insert and loss in eukaryotic genes remain poorly understood.
内含子插入和丢失的进化动力及机制尚存在许多疑问。
Most mutations are in intron area, and the types of mutations are inserted mutations, deletion and mutations of single base.
在内含子区域的突变最多，突变类型有片段的插入和缺失，也有单碱基的突变。
What is the minimum number of transesterification reactions needed to splice an intron from an mRNA transcript? Why?
酯基转移反应从一个mRNA转录来拼接一个内含子的最小数目是多少？