title: Age and evolution of bacteria.
mesh_terms: D000818:Animals; D001419:Bacteria; D005075:Biological Evolution; D002308:Cardiolipins; D002462:Cell Membrane; D002473:Cell Wall; D002784:Cholesterol; D002954:Citrobacter; D004463:Ecology; D004755:Enterobacteriaceae; D004926:Escherichia coli; D005407:Flagella; D009174:Mycoplasma; D000069497:Origin of Life; D010457:Peptidoglycan; D012104:Reptiles; D012475:Salmonella; D013149:Spiroplasma
chemical_list: D002308:Cardiolipins; D010457:Peptidoglycan; D002784:Cholesterol