Which of the Following Is Not a Potential Biological Role

question 94

Multiple Choice

Which of the following is not a potential biological role of the lipid asymmetry of the plasma membrane?

• A)The glycolipids in the outer leaflet of the membrane may serve as receptors.
• B)The presence of phosphatidylinositol primarily in the inner leaflet is involved in signal transduction.
• C)Maintenance of a charge differential in the two membrane leaflets.
• D)Appearance of phosphatidylserine on the outer surface of aging lymphocytes marks them for destruction by macrophages.
• E)Phosphatidylserine on the surface of platelets serves as a signal for blood solubilization.

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