18. Which of the following is on the surface of a lipoprotein particle?
(A) cholesterol and phospholipids
(B) cholesterol and triacylglycerol
(C) cholesteryl ester and phospholipids
(D) cholesteryl ester and triacylglycerol
(E) phospholipids and triacylglycerol

1. 題目解析這道題目詢問的是哪一種...