Final answer:
Starch is a polysaccharide made up of multiple monosaccharides and is essential for energy storage in organisms.
Explanation:
Starch is a polysaccharide, which is a long polymer made up of multiple monosaccharides joined together. Other examples of polysaccharides include glycogen and cellulose. These polysaccharides play important roles in storing energy (starch, glycogen) and providing structure (cellulose) in living organisms.
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