2. Origin & Composition of Cells

3. CO2, CH4, NH4, N2, H2, H2O

4. Stanley Miller-1950s

13. (CH2O)n

19. Variability
Storage
Functions
Number of sugars linked
Glycogen
Energy
Which sugars are linked
Starch
Communication
How sugars are linked
Structure
3D shape (branching)
Adhesion

23. H2O +

29. Variability
Storage
Functions
Linked to glycerol?
Triacylglycerol
Energy
Number of fatty acids
Containment
Length of fatty acids
Communication
Saturation of fatty acids

36. Variability
Storage
Functions
Number of amino acids
None
Structure
Which amino acids are linked
Catalyze reactions
Side chain modification
Adhesion
3D shape
Communication
Everything!!

45. Variability
Storage
Functions
Which sugar is used
DNA
Information
Number of bases linked
RNA
Energy*
Which bases are linked
Communication*