BIO NMDCAT Conjugated molecules

nmdcat.online July 3, 2026

45. The cellular process known as O-linked glycosylation typically takes place within the

A. Outer mitochondrial membrane

B. Lumen of the Golgi apparatus cisterna

✓

C. Inner nucleoplasm matrix

D. Hydrophobic layer of the chloroplast stroma

📝 Explanation

While N-linked glycosylation begins in the rough ER, O-linked sugar modification is localized almost entirely within the Golgi complex.

📖 Additional Information

Outer mitochondrial membrane
Lumen of the Golgi apparatus cisterna
Inner nucleoplasm matrix
Hydrophobic layer of the chloroplast stroma

While N-linked glycosylation begins in the rough ER, O-linked sugar modification is localized almost entirely within the Golgi complex.

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