FIG. 1.—
Proportion of duplication events inferred to happen in a particular branch (nuclearly encoded mitochondrial genes/nuclear genes). Scale approximately reflects the evolutionary time measured in million years, based on Tamura et al. (2004).
Proportion of duplication events inferred to happen in a particular branch (nuclearly encoded mitochondrial genes/nuclear genes). Scale approximately reflects the evolutionary time measured in million years, based on Tamura et al. (2004).