Planctomycetes challenge our concept of the bacterial cell and of a prokaryote as a cell structure type, as well as our ideas about origins of the eukaryote nucleus. Planctomycetes Are Important ...
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.
The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus, and prokaryotic cells do not. The nucleus is where eukaryotes store their genetic ...
Size Most are 5 μm - 100 μm ... plasmids are found in a few simple eukaryotic organisms. Prokaryotic cell DNA is a single molecule, found free in the cytoplasm; additional DNA is found on ...