Lipids Flashcards
1
Q
Lipids
A
Class of molecules that do not contain true polymers
2
Q
Types of lipids
A
- Fats
- Phospholipids
- Steroids
3
Q
Fats
A
- Composed of glycerol (classified as an alcohol, hydroxyl groups) and fatty acids (long carbon chains)
2.
4
Q
Saturated vs unsaturated fats
A
saturated fats have no double bonds between carbons and unsaturated fatty acids contain one or more double bond
5
Q
Phospholipids
A
- Major component of cell membranes
- Assemble as bilayer in H20
- Tails are hydrophobic, heads are hydrophilic
6
Q
Steroids
A
- Lipids that have 4 fused rings
- Unique groups attached to the ring determine the type of steroid
7
Q
Monomer
A
Glycerol and fatty acids
8
Q
Elements involved
A
CHO(P), carbon, hydrogen, oxygen, phosphorus