For 10 points, name this cell organelle that comes in smooth and rough varieties.
One process that occurs in this structure is divided into O-linked and N-linked varieties. The chaperone BiP is localized to this structure's lumen, and in liver cells, it detoxifies hydrophobic chemicals. Other functions of this organelle include the breakdown of glycogen, lipid synthesis, and disulfide bond formation. It consists of a network of vesicles and channels, which are sometimes covered by ribosomes. For 10 points, name this cell organelle that comes in smooth and rough varieties.
One process that occurs in this structure is divided into O-linked and N-linked varieties.
{endoplasmic} reticulum [or ER]