CH 5 Macromolecules Flashcards
1
Q
Carb. Building block
A
Monosaccharides (monomer)
2
Q
Carb. Monosaccharides
A
- Glucose (blood sugar)
- Fructose (fruit sugar)
- Galactose (part of milk sugar)
3
Q
***** Disaccharide Linkage
A
Glycosidic bond
4
Q
Common Disaccharides
A
- Sucrose (table sugar)
- Lactose (milk sugar)
- Maltose (Brewers sugar)
5
Q
Polysaccharide functions (x2)
A
- Energy Storage
2. Structural Role
6
Q
Poly. E Storage
A
starch / glycogen with ALPHA glycosidic bonds
- Easily digestable
7
Q
Poly. Structural role
A
- BETA glycosidic bonds (hard to digest)
- cellulose/ chitin
8
Q
Lipid Building block/ monomer
A
Fatty acids
9
Q
x3 classes of Lipids;
A
Triglycerides/ Phospholipids / Sterols
10
Q
Triglycerides
A
- AKA fats/ oils
- glycerol + 3 fatty acids
11
Q
Saturated Fatty Acids
A
Carbons linked w/ ONE covalent bond
- Animal sourced
- Fats; SOLID @ room temp.
12
Q
Unsaturated Fatty Acids
A
1+ double bond
- Plant sources
- Oil; Liquid @ room temp.
- Cis double bond = natural
- Trans = manmade
13
Q
Phospholipid Properties
A
Amphipathic :
- Hydrophilic phosphate head
- Hydrophobic fatty acid tail
14
Q
Sterols
A
Increase membrane rigidity
15
Q
** Protein bonds
A
2 amino acids join forming a peptide bone
- dehydration / condensation reaction
