Component of Eukaryotic Cell- Cell walls- The structure of eukaryotic is organized as that of prokaryotic. It's essential because it strengthens cell structure, provides cell protection against dehydration, and functions in cell-to-cell recognition and communication with other cells. Not all eukaryotic have a cell wall. ? Not all eukaryotes have cell walls. ? Fungi Algae, plants, and some plants have cells walls. ? Plant cell walls contain cellulose ? Fungal cell walls usual have chitin ? The algal cell wall has polysaccharides