BIO NMDCAT Conjugated molecules

nmdcat.online July 3, 2026

78. The structural configuration of a proteoglycan monomer resembles a bottle brush, where the “wire core” of the brush is formed by a

A. Single linear strand of double-helical DNA

B. Core protein filament

✓

C. High-density lipoprotein particle

D. Chain of repeating cholesterol molecules

📝 Explanation

The central axis of a proteoglycan monomer is a core protein, from which numerous long glycosaminoglycan chains extend outwards.

📖 Additional Information

Single linear strand of double-helical DNA
Core protein filament
High-density lipoprotein particle
Chain of repeating cholesterol molecules

The central axis of a proteoglycan monomer is a core protein, from which numerous long glycosaminoglycan chains extend outwards.

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