» Note: The word "halobacterium" is also the singular form of the word "halobacteria". In taxonomy, Halobacterium is a genus of the Halobacteriaceae. The genus Halobacterium ("Salt" or "Ocean Bacterium") consists of several species of archaea with an aerobic metabolism which require an environment with a high concentration of salt; many of their proteins won't function in low-salt environments. They grow on amino acids in their aerobic conditions. Their cell walls are also quite different fro… (More on Halobacterium)