prokaryotic

provide structural support and protection. Other Polysaccharides and Glycoproteins: Certain archaea have cell walls 3. containing complex polysaccharides or glycoproteins that confer unique stability under extreme conditions. These bio

s are made of cellulose and chitin, respectively. Animal cells lack cell walls. Genetic Material Prokaryotic: Single, circular DNA molecule; may have plasmids. Eukaryotic: Multiple linear chromosomes within the nucleus. Functional Differen