Question R14 Q14 - NSB Round Robin 2013

The membrane of a cell consists of a lipid bilayer. How are phospholipids [fos-foh-LIP-ids] oriented in the bilayer?

W) The nonpolar phosphate end faces the exterior of the membrane

X) The nonpolar phosphate end faces the interior of the membrane

Y) The hydrophilic fatty acid chain faces the interior of the membrane

Z) The hydrophobic fatty acid chain faces the interior of the membrane

Science Bowl Question