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.

Other less powerful microscopy techniques coupled with organelle-specific stains have helped researchers see organelle structure more ... the DNA of prokaryotic cells is distributed loosely ...

while prokaryotic cells do not. There is much more to the story, however, particularly with regard to chromosomal structure and organization. Supercoiling explains how chromosomes fit into a small ...