Template:Bacteria - WikiMD.com - Food, Medicine & Wellness Encyclopedia

Biochemistry
and ecology

Oxygen preference	* Aerobic Obligate Anaerobic Facultative Obligate Microaerophile Nanaerobe Aerotolerant
Other	* Extremophile Human flora Gut Lung Mouth Skin Vaginal (In pregnancy) Placental Uterine Salivary Microbial metabolism Nitrogen fixation Microbial ecology Primary nutritional groups Substrate preference Lipophilic Saccharophilic

Shape

Cell envelope	* Cell membrane Cell wall: Peptidoglycan NAM NAG DAP Gram-positive bacteria only: Teichoic acid Lipoteichoic acid Endospore Gram-negative bacteria only: Bacterial outer membrane Porin Lipopolysaccharide Periplasmic space Mycobacteria only: Arabinogalactan Mycolic acid
Outside envelope	* Bacterial capsule Slime layer S-layer Glycocalyx Pilus Fimbria Non-motile bacteria
Composite	* Biofilm