lundi 26 octobre 2015

Do genes evolve?

I had always been under the impression that populations evolve. Individuals and genes do not. Then I was pointed to this paper, which is entitled "Molecular evolution of the rhodopsin gene of marine lamprey, Petromyzon marinus", which appears to be quite specifically talking about the evolution of a single gene.

Is this because it's a different branch of evolution and there's an equivocation inherent in calling this "evolution" in the same sense as you would talk about horizontal gene transfer, is it a sloppy use of language, am I just wrong about evolution being something that happens on the population level, rather than to individuals or genes, or something else?


via International Skeptics Forum http://ift.tt/1PPsAP0

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