7. Which of the phospholipid is found in the outer layer facing extracellular space of a lipid bilayer?
(A) phosphatidyl choline
(B) phosphatidyl ethanolamine
(C) phosphatidyl serine
(D) phosphatidic acid
(E) phosphotidyl inositol.

題目解析在這道題目中，我們需要辨識在...