Question

which of the following provide(s) rigidity to the cell wall in plants?
select the correct answer below:
cellulose
chitin
cellulase
all of the above

Explanation:

Cellulose is a polysaccharide that forms the main structural component of plant cell walls, providing rigidity. Chitin is found in fungal cell walls and arthropod exoskeletons. Cellulase is an enzyme that breaks down cellulose. So only cellulose provides rigidity to plant cell walls.

Answer:

cellulose