Cellulose is found throughout the cell walls of plant cells. Cellulose makes cell walls rigid, which indicates that cellulose is a
Answer
A
lipid.
B
nucleic acid.
C
protein.
D
carbohydrate.
Explanation
Cellulose is a polysaccharide, meaning it is made of many sugar molecules linked together. Its strong fibers help make plant cell walls rigid, so cellulose is a carbohydrate.
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