Chromosomal DNA The DNA of bacterial cells is found loose in the cytoplasm. It is called chromosomal DNA and is not contained within a nucleus. Plasmid DNA Bacteria also have small, closed-circles of ...

This basic structure of a plant cell is shown below – the same plant cell, as viewed with the light microscope, and with the transmission electron microscope. Animal and plant cells have certain ...

A eukaryote is any cell or organism that possesses a clearly defined nucleus. Eukaryotic cells form the foundation of complex, multicellular life, including apple trees, mushrooms, fish and humans.

While prokaryotic cells do not have membrane-bound structures, they do have distinct cellular regions (Figure 1). In prokaryotic cells, DNA bundles together in a region called the nucleoid. Primitive ...