TRANSPOSABLE ELEMENTS - POSSIBLE CATALYSTS OF ORGANISMIC EVOLUTION

被引:100
作者
MCDONALD, JF
机构
[1] Dept of Genetics, University of Georgia, Athens
关键词
D O I
10.1016/S0169-5347(00)89012-6
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
Mutation is the ultimate source of all genetic variation in natural populations, and is generally considered a prerequisite for evolution. Although transposable elements are acknowledged as a major source of spontaneous mutations, the evolutionary significance of these mobile pieces of DNA remains the subject of some debate. In this perspective, I discuss the biology of transposable elements with particular emphasis on their potential to produce mutations that have dramatic effects on organismic evolution.
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页码:123 / 126
页数:4
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