N-Linked Glycoproteins and GPI Anchors

Phosphatidylinositol and a fatty acid

Phosphatidylinositol and an ethanolamine phosphate

Phosphatidylinositol and a carbohydrate-containing linker (correct)

Phosphatidylinositol and a mature protein

To attach to the C-terminus of a protein

To anchor the protein to the cell membrane

To undergo posttranslational modification

To play key roles in a wide variety of biological processes (correct)

Through an ethanolamine phosphate bridge (correct)

Through a mature protein

Through a fatty acid

Through a carbohydrate-containing linker