Which of the Following Statements About the Composition of Red

question 82

Multiple Choice

Which of the following statements about the composition of red cell membranes is correct?

• A) As with plant cell membranes, cholesterol is present only in traces.
• B) As a group, the glycerol phosphatides (PTC, PTE, PTS) are the quantitatively major lipid component.
• C) Proteins are found as extrinsic proteins on both the inner and outer surfaces of the lipid bilayer.
• D) Oligosaccharide chains of glycolipids project from both the inner and outer surfaces of the lipid bilayer.
• E) Sphingomyelins are uniformly distributed between the inner and outer layers of the lipid bilayer.