∞ generated and posted on 2016.01.13 ∞
Protein-based, whip-like 'propeller' used by bacteria to effect locomotion.
Prokaryotic flagella are found embedded in as well as external to the plasma membrane. Contrast with eukaryotic flagella.
Prokaryotic flagella can serve as bacteriophage targets and also can be generically recognized as foreign by innate immune systems.