Cell wall Tough outer layer of the cell, which provides strength and support to the cell. Large circular DNA molecule Bacteria do not have a nucleus and their genetic material (DNA) is not ...

Among the targets unique to bacteria are various protein functions and also the bacterial cell wall is considered a suitable target, as it is very different from the human cell wall.

Bacteria are amongst the simplest of organisms - they are made of single cells. Their cell structure is simpler than the cells of animals, plants and fungi. Size Most are 5 μm - 100 μm.