Lipids AS Flashcards
1
Q
structures in a triglyceride
A
3 fatty acids and glycerol
2
Q
C-O-C bond in triglyceride name
A
ester bond
3
Q
reaction to join fatty acid chains to glycerol and what is produced
A
condensation reaction and 3 water molecules
4
Q
emulsion test for lipids
A
crush. shake with ethanol. add water and shake. forms emulsion which is white/milky
5
Q
comparison between phospholipids and triglyceride
A
phospholipid has phosphate group and 2 fatty acids rather than 3. both contain ester bonds and glycerol. both insoluble in water. phospholipids form bilayer
6
Q
what makes a fatty acid unsaturated
A
double C=C bonds. not fully saturated with H
