(thing) by BioTech Mon Nov 04 2002 at 18:42:52

An ortholog is a gene from one species which corresponds to a gene in another species that is related via a common ancestral species (a homologous gene), but which has evolved to become different from the gene of the other species.

From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.

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