Plasma Membrane

Question 1

Plasma membrane

Answer 1

Composed of a phospholipid bilayer with embedded proteins,cholesterol and carbohydrates.
Phospholipids:Hydrophilic (water attracting)heads while hydrophobic (water fearing)tails face inward.

Question 2

Phospholipid Bilayer

Answer 2

Barrie’s:Seperates the cell from its external environment.
Fluid mosaic model:Describes the dynamic arrangement of components that allows for flexibility and movement.