Question

What is the percentage of lipids in the cell membrane of human erythrocytes?

• A. 52%
• B. 44%
• C. 37%
• D. 40%

Answer 1

Answer:

D. 40%

• The cell membrane is a phospholipid bilayer. It also contains various proteins.

• The protein and lipid percentages vary in different cells.

• Human erythrocyte membranes are made of 40% lipids.