Practice question

A Phosphoglycerides are the most abundant class of lipids in most membranes. B A typical phosphoglyceride molecule consists of hydrophobic tail composed of two fatty acyl chains esterified to the two hydroxyl groups in glycerol phosphate and a polar head group attached to the phosphate group. C One fatty acyl chain in phosphoglycerides is always saturated and 20 carbon long. Correct D The two fatty acyl chains may differ in the number of carbons that they contain and their degree of saturation.