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The ________ of a phospholipid molecule will seek water, whereas the ________ of the molecules will avoid water. Answer a. tail; head b. head; tail c. hydrophobic portion; hydrophilic portion d. fatty acid; phosphate group.Follow. 3 answers 3..head; tail hydrophobic tails and a hydrophilic head. It is usually found with cholesterol molecules which are found in-between the spaces of the phospholipid.
Cell membranes are made up of a double layer of these phospholipid molecules. This is because in water the hydrophilic heads will face the water while the hydrophobic tails will be in the center because they face away from the water. The phospholipid bilayer makes the membrane very stable but also allows flexibility.