Evidence of Relaxed Selection in the Mitochondrial Genomes of Phototrophic Paulinella Lineages
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Primary endosymbiosis resulting in the establishment of a photosynthetic organelle in eukaryotes, has occurred twice: more than 1.5 billion years ago in the common ancestor of Archaeplastida and 90-140 million years ago in the Paulinella lineage. The relativel... ...
