Lecture 4 - Lipids Flashcards
1
Q
what is common in all lipid
A
their hydrophobicity
2
Q
8 roles of lipids
A
-energy storage
-cell membranes
-capture of light energy
-chemical messengers
-hormones and vitamins
-thermal insulation
-electrical insulation of nerves
-water repellency
3
Q
most abundant lipid
A
triglycerides
4
Q
lipid bonds that bring monomers to polymers
A
ester linkage
5
Q
essential fatty acids
A
eicosanoids
6
Q
types of eicosanoids
A
prostaglandin, thromboxane,prostacyclin
7
Q
different chemically of omega 3 and omega 6
A
carbon double bond at n=3 or n=6 position`
8
Q
hydrophobic + hydrophilic
A
amphipathic
9
Q
what carries cholesterol
A
lipoproteins
10
Q
3 roles of sphingolipids
A
-provides stability to membrane
-signal transduction
-cell recognition
11
Q
2 examples of lipid monomers
A
glycerol, fatty acids
