Evolution of genome size: new approaches to an old problem

被引:325
作者
Petrov, DA [1 ]
机构
[1] Stanford Univ, Dept Biol Sci, Stanford, CA 94035 USA
关键词
D O I
10.1016/S0168-9525(00)02157-0
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
Eukaryotic genomes come in a wide variety of sizes. Haploid DNA contents (C values) range >80 000-fold without an apparent correlation with either the complexity of the organism or the number of genes. This puzzling observation. the C-value paradox, has remained a mystery for almost half a century, despite much progress in the elucidation of the structure and function of genomes. Here I argue that new approaches focussing on the genetic mechanisms that generate genome-size differences could shed much light on the evolution of genome size.
引用
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页码:23 / 28
页数:6
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