Common symptoms include: 1  Pain or tenderness in your face, jaw joint area, neck and shoulders, and in or around the ear when you chew, speak, or open your mouth wide. 2  Problems when you try to open your mouth wide. 3  Jaws that get stuck or lock in the open-or closed-mouth position.
Fimbriae: 1  Structure: Similar to pili, but shorter and more abundant on the cell surface. 2  Function: Adhesion of cells to surface and formation of pellicles (biofilms) containing thin sheets of cells on a liquid surface.
The main function of bacteria, like any organism, is to reproduce, and while mitochondria's main function is to produce energy in the form of ATP it also needs to reproduce. Mitochondria are formed by a process very similar to binary fission, the method by which bacteria divide.