MCM 4

Question 1

Glycocalyx

Answer 1

Carb shell covering PM

1. Protection - injury or pre degradation
2. Cell adhesion - for contact with other cells
3. Cell identification - differentiate btw self or disease cells

Question 2

Phospholipids

Answer 2

Hydrophilic head - phosphate
Hydrophilic tail - fatty acids

2 types: glycerophospholipids and sphingolipids