Review Questions
Saturated fats have all of the following characteristics except:
- they are solid at room temperature
- they have single bonds within the carbon chain
- they are usually obtained from animal sources
- they tend to dissolve in water easily
Hint:
D
Phospholipids are important components of ________.
- the plasma membrane of cells
- the ring structure of steroids
- the waxy covering on leaves
- the double bond in hydrocarbon chains
Hint:
A
Cholesterol is an integral part of plasma membranes. Based on its structure, where is it found in the membrane?
- on the extracellular surface
- embedded with the phospholipid heads
- within the tail bilayer
- attached to the intracellular surface
Hint:
C