Article
Combinatorial epigenetics, "junk DNA", and the evolution of complex organisms.
Gene - 1 Apr 2007
Zuckerkandl Emile, Cavalli Giacomo
Abstract excerpt
At certain evolutionary junctures, two or more mutations participating in the build-up of a new complex function may be required to become available simultaneously in the same individuals. How could this happen in higher organisms whose populations are small compared to those of microbes, and in which chances of combined nearly simultaneous highly specific favorable mutations are correspondingly low? The question...
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