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, ...

In particular, organelles called chloroplasts allow plants to capture the energy of the Sun in energy-rich molecules; cell walls allow plants to have rigid structures as varied as wood trunks and ...

Eukaryotic cells are more complex than prokaryotic ones because ... Learn how special structures, such as chloroplasts and cell walls, create this distinction.

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. Size Most are 5 μm - 100 μm.