Article
[New insights into the molecular mechanisms of evolution: stress increases genetic diversity].
Molekuliarnaia biologiia - 1 Jan 2000
Vel'kov V V
Abstract excerpt
The mechanisms of stress-induced mutagenesis in prokaryotes and realization of reserved (preaccumulated) genetic variation in eukaryotes are considered. In prokaryotes, replication becomes error-prone in stress because of the induction of the SOS response and the inactivation of the mismatch repair system; stress also increases the transposition rate and the efficiency of interspecific gene transfer. In...
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