Question

Cellulose is found throughout the cell walls of plant cells. Cellulose makes cell walls rigid, which indicates that cellulose is a A.carbohydrate B.lipid C.nucleic acid D.protein

Answer 1

A (carbohydrate)

Explain

Answer 2

Cellulose makes cell walls rigid, which indicates that cellulose is a "A.carbohydrate". Carbohydrates are essential components of cell function, especially in the walls.