Question

Which of these structures of the phospholipid bilayer is correctly matched with its property?

• A. Phosphate head – hydrophobic
• B. Phosphate head – hydrophilic
• C. Lipid tail – hydrophilic
• D. Lipid tail – Polar

Answer 1

Answer:

B. Phosphate head – hydrophilic

• The cell membrane is a phospholipid bilayer in which the polar and hydrophilic phosphate head groups face outwards, while the non-polar and hydrophilic lipid tails face each other.