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what polysaccharide is the primary component of plant cell walls which polysaccharide is the primary component of plant cell walls starch glycogen amylose cellulose which polysaccharide is the main component of plant cell walls what polysaccharide is the main structural component of plant cell walls what type of polysaccharide is the major constituent of plant cell walls which polysaccharide is a major structural component of plant cell walls which of the following polysaccharides is the primary component of plant cell walls
