Just about every living organism on Earth can be placed in one of two classes: prokaryotes and eukaryotes. A prokaryote is a cell without a nucleus and eukaryotes are cells that contain nuclei. There's one quick test to distinguish prokaryotes from eukaryotes: if you can see a single organism, it's a eukaryote. read more
Some eukaryotes are also single-celled organisms, but every multi-celled organism is eukaryotic. Features of Prokaryotes Prokaryotes have a semi-rigid cell wall and a flexible membrane that encloses their cytoplasm, the medium that supports the processes of life. read more
Examples of prokaryotic cell are: Contrary to prokaryotes, eukaryotic cells contain a nucleus and other organelles enclosed within membranes. In eukaryotic cell, all the intracellular components such as , DNA, RNA, proteins and metabolites are located in separate cellular compartment. read more
Almost every organism you can see without a microscope -- and some microscopic organisms as well -- are examples of eukaryotes. Eukaryotes have many cellular characteristics that distinguish them from prokaryotes like bacteria. read more