AQA AS BIOLOGY - PHOSPHOLIPIDS

Describe the structure of a phospholipid molecules and their arrangement in the plasma membrane.

• Phospholipids contains a phosphate head, a glycerol, and two fatty acids
• Phospholipids are arranged as a bilayer
• Phosphate heads are hydrophillic
• Fatty acid tails are hydrophobic
• In the membrane phosphate heads are on the outside & fatty acid tails are on the inside

RATE AND COMMENT