55. Which description about glycoproteins is NOT correct?
(A) The hydrophobic domain of glycoproteins interacts with the lipid bilayer.
(B) The carbohydrate moieties of glycoproteins are distributed symmetrically in
cell membranes.
(C) Membrane glycoproteins have domains of hydrophilic and hydrophobic
sequences, making them amphipathic molecules.
(D) Glycoproteins play major roles in antigen-antibody reactions, hormone
function, enzyme catalysis, and cell-cell interactions.
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