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The Planet's Long Youth

... 2001; 2003). The taxonomic controversy of bacteria prompts scientists to think of horizontal gene transfer and hypothesize some particular web-like evolution of bacteria. Horizontal gene transfer allows relatively fast metabolic changes within a single bacterial cell, whereby genes become redistributed among cells but the total gene pool remains invariable. This may be the reason why the evolution of the bacterial community as a whole is so slow (Sergeev et al., 1996; Rozanov and Zavarzin, 1997) though each separate microbial ...

Modified: 30.05.2005
Zavarzin , bacteria , RNA , Earth , biomass , eukaryotes , evolution , evolution of life , genes
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