Lipids Flashcards
1
Q
What are lipids
A
Macromolecules
2
Q
Describe the structure of triglycerides
A
Made up of one glycerol and 3 fatty acids covalent boned referred to as ester bonds
3
Q
What is the difference between saturated and unsaturated fats
A
- saturated bonds have no double bonds present
* unsaturated has one or more double bonds making it less compact
4
Q
What are phospholipids
A
Glycerol with 2 fatty acids but one phosphate ion
5
Q
What is unique about phospholipids
A
Hydrophilic head and hydrophobic tail
6
Q
Where are sterols made and name one
A
- made in liver and intestines
* cholesterol
7
Q
Roles of lipids
A
- bouancy
- insulation
- hormone production
- water proofing
- membrane formation
- protection of vital organs
