Phospholipids ________. Naim 02:44 Cells The Living Units Phospholipids ________. A) are exclusively hydrophilic molecules B) contain polar tails and nonpolar head groups C) are both hydrophilic and hydrophobic in nature D) form the lipid bilayer, with tails directed to the outside Answer: C Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+