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Yes they bulit log walls and stone walls! PPaisley
granite
only plant and bacterial cells have walls
Built walls and trained soldiers.
cells
As far as I'm aware - no. Chitin is present in the cell walls of funghi but I believe bacterial cell walls are mostly made of proteoglycans.
cell walls
castles had walls, archers, and anything they can pour over the walls. moats & drawbridges as well-walls specially designed for archers hence the jagged pattern
cell walls protect the plant from bacterial invasion
Vaccine
No, there is no similarity in bacterial cell walls and plant cell walls. They are different morphologically and also in chemical composition; plant cell walls are made up of cellulose, whereas bacterial cell walls are made up of peptidoglycan (also known as murein).
chitin