9 Prokaryotic cells also feature various external structures that enhance their functionality. The cell wall provides structural support and protection, while the capsule, found in some bacteria, ...

Mitochondria — often called the powerhouses of the cell — enable eukaryotes to make more efficient use of food sources than their prokaryotic counterparts. That's because these organelles ...

Eukaryotic cell DNA in a nucleus, 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 one or ...

The absence of a nucleus and other membrane-bound organelles differentiates prokaryotes from another class of organisms called ... in a central area of the cell called the nucleoid, which is ...