Lecture3 Flashcards
1
Q
Examples of polysaccharides
A
Starch, glycogen, glycoproteins and chitin
2
Q
Characteristics of lipids
A
Hydrophobic Cellular membrane Storage compounds Fats Fatty acids
3
Q
Components of a phospholipid
A
Choline
Phosphate
Glycerol
Fatty acid tails (saturated or non saturated)
4
Q
What are the 4 levels of proteins structure
A
Primary (amino acids)
Secondary (alpha helix/beta pleated sheet)
Tertiary (three dimensional shape - hydrophobic interactions, hydrogen bonding, disulphide bridges, ionic bonding, van der Waals vorces)
Quaternary (separate polypeptides bonding)
5
Q
Characterstics of enzymes
A
Specific protein
Catalysts
Lower energy barriers
