title: Molecular clock of silent substitution: at least six-fold preponderance of silent changes in mitochondrial genes over those in nuclear genes.
mesh_terms: D000818:Animals; D001483:Base Sequence; D005075:Biological Evolution; D002467:Cell Nucleus / Q000378:metabolism*; D004247:DNA / Q000378:metabolism*; D005796:Genes; D005815:Genetic Code; D006801:Humans; D007136:Immunoglobulins / Q000096:biosynthesis; D051379:Mice; D008928:Mitochondria / Q000378:metabolism*; D011817:Rabbits; D051381:Rats
chemical_list: D007136:Immunoglobulins; D004247:DNA