How and Where Is the Asymmetry of the Phospholipid Bilayers

Multiple Choice

How and where is the asymmetry of the phospholipid bilayers initially established?

A) It is initially established in the Golgi complex during lipid and protein modification.
B) It is initially established in the ER during lipid and protein synthesis.
C) It is initially established in the secretory vesicles during lipid and protein modification
D) It is initially established in the mitochondria by random insertion into the membranes.
E) All of these are correct.