Chapter 5: Carbohydrates Flashcards
1
Q
Monosaccharide
A
Single sugar monomer molecule
2
Q
Disaccharide
A
Two sugar monomer molecule
3
Q
Polysaccharide
A
Many sugar monomer molecule
4
Q
Glycosidic Linkage
A
When two alcohols on seperate monosaccharides bond together to join the two molecules together. Dehydration rxn.
5
Q
Monosaccharide structure differs in these 3 ways:
A
of Carbons (hexose vs. pentose, etc.)
Spatial Arrangement (Orientation of hydroxyl groups
Aldehyde vs Ketone (location of carbonyl groups)
6
Q
Which is easier to metabolize: Alpha bonded sugars or beta bonded?
A
Alpha bonded
7
Q
What are the 4 roles of carbohydrates in cells?
A
- Structure
- Energy
- Cell Identity (Cell-Cell recognition) (secret handshake)
- Cell Signaling (Cell-Cell signaling)
