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Which element?. Carbon and Macromolecules. Organic Molecules created and maintained by cells. CARBON the Atom. Versatile Element. 4 electrons = 4 bonds Covalent bonds Energy stored in each bond Single, double and triple bonds. Bonds. Extremes. GRAPHENE SHEETS. DIAMONDS.
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Carbon and Macromolecules Organic Molecules created and maintained by cells
Versatile Element • 4 electrons = 4 bonds • Covalent bonds • Energy stored in each bond • Single, double and triple bonds
Extremes GRAPHENE SHEETS DIAMONDS
Compounds: Gas, liquid or solid FOSSIL FUELS
Carbon Molecule shapes: • Lines fuels, fats • Branching Chains starches • Sheets pencil “lead” • Crystals diamonds • Rings odors • Chairs/boats sugars • Balls • Tubes
Nanotechnology Buckyball or Buckminsterfullerene Buckytube Atomic wires STOP http://screen.yahoo.com/the-colbert-report/jack-andraka-040000753.html
MACROMOLECULES What is food? Why do we eat?
Carbohydrates • Energy and structure
Polysaccharides • Saccharides • glucose, galactose, fructose • C, H, O • C6H1206 1C:2H:10
Proteins • Structure and Work
Polypeptides • Amino acids • C, H, O, N
Lipids • Energy Storage, Insulation, Hormones, Waterproofing
Lipids • Fatty acids + glycerol • C, H, O (no constant ratio)
Genetic Material • Cell Instructions, Reproduction & History of Species
Nucleic Acids • Nucleotides • C, H, O, P