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Phyla and Actinobacteria Abundance of Meteorites and Soil. This figure shows the relative abundance of different phyla and classes. (A) The major phyla classified according to the Silva taxonomy identification. ‘Other’ phyla include all phyla present at abundances less than 3%. ‘Bacteria Unclassified’ were OTUs that could not be classified below the domain Bacteria. (B) Taxonomic composition of the important soil phylum, Actinobacteria.
