POWER OF TAXATION. It is the inherent power of the state to raise revenues to defray the expenses of the government or for any public purpose. This can be done through the imposition of burdens or imposition on persons, properties, services, occupations or transactions.
Chemoautotroph. Definition. noun, plural: chemoautotrophs. An organism (typically a bacterium or a protozoan) that obtains energy through chemical process, which is by the oxidation of electron donating molecules from the environment, rather than by photosynthesis. Supplement.n organism (typically a bacterium or a protozoan) that obtains energy through chemical process, which is by the oxidation of electron donating molecules from the environment, rather than by photosynthesis. Supplement.
Chemoautotrophic organisms are one form of AUTOTROPH, the other form displaying PHOTOTROPISM. Nitrate bacteria, such as Nitrobacter, and nitrite bacteria, such as Nitrosomonas, which contribute to the NITROGEN CYCLE, also grow chemoautotrophically Nitrobacter obtains the energy by oxidizing nitrite to nitrate, while Nitrosomonas oxidizes ammonia to nitrite.