Autocrine organisms

Autocrine organisms (autotrophic; from the Greek. autos - itself, trophe - power - organisms able to build his body from inorganic substances. To autotrophy organisms are all green plants, synthesizing organic compounds from carbon dioxide and water [source of energy during photosynthesis (see) serves light], and some bacteria nitrophilous, gray, iron bacteria and other)using the chemical energy released by the oxidation of inorganic substances. The role O. A. in the nature of huge, as they create all organic substances, necessary for the supply of heterotrophic organisms, humans, animals, and some plants and microorganisms.