Biology definition: Bacteria are microscopic, single-celled organisms belonging to Kingdom Monera that possess a prokaryotic type of cell structure, which means their cells are non-compartmentalized, and their DNA (usually circular) can be found throughout the cytoplasm rather than within a membrane...
2. Cultivation and Identification of Anaerobes Anaerobic bacteria (according to a definition by Syndey M. Finegold) are microorganisms that are unable to grow on solid media in an atmosphere containing 18% O2 and 10% CO2 [2]. They vary in their level of tolerance towards atmospheric oxygen ...