Clusters of identical new mutations can not account for the "overdispersed" molecular clock.
Cherry
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JL
D000818:Animals; D019143:Evolution, Molecular; D014644:Genetic Variation; D018095:Germ-Line Mutation / Q000235:genetics*; D008957:Models, Genetic; D016296:Mutagenesis / Q000235:genetics; D011156:Population Density; D012098:Reproduction