Lipids Flashcards
1
Q
are lipids polysaccharides or macromolecules?
A
macromolecules
(not repeating units tf not polysaccharide)
2
Q
what elements are in lipids?
A
C H O
3
Q
do lipids have a low or high proportion of O?
A
low, unlike carbohydrates
4
Q
are lipids polar or non-polar?
A
non-polar
5
Q
are lipids hydrophobic or hydrophilic?
A
hydrophobic -insoluble in water
6
Q
what are the two groups of lipid?
A
-triglycerides (the main component of fats and oils)
-phospholipids
7
Q
what do lipids play an important role in?
A
energy yield, energy storage, insulation and hormonal communication
8
Q
what monomers make up triglycerides?
A
glycerol and fatty acids
9
Q
what organic molecule is glycerol?
A
an alcohol
10
Q
A
