Which of the following statements about proteoglycans is TRUE? Proteoglycans are composed of polysaccharides called glycosaminoglycans attached to a protein back Proteoglycans are both composed of collagen and provide resistance to compression. Proteoglycans are composed of collagen. Proteoglycans are composed of polysaccharides called glycans.
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Step 1: Proteoglycans are proteins that are heavily glycosylated, consisting of a protein backbone with one or more glycosaminoglycan chains attached. Show more…
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