Pared celular

The video tutorial explains the presence and composition of cell walls in different organisms. Animal cells lack cell walls, while plant cells and bacteria have them. Plant cell walls are made of cellulose, whereas bacterial cell walls consist of peptidoglycan. Additionally, some organisms form silica cell walls.

How do animal cells differ from plant cells in terms of cell structure?

What is the primary component of the cell wall in plant cells?

What is the composition of the bacterial cell wall?

What material do some bacteria use to form their cell walls?

What is a common feature of silica cell walls?