carbon and life: organic chemistry
DESCRIPTION
Carbon and life: Organic Chemistry. Organic Chemistry is scary. Carbon atom. C. Carbon atom. Methane. Ethane. Ethene (ethylene). Hydrocarbons. H. C. Carbon - Hydrogen. High energy bond. Macromolecules. 4 Types. *proteins. *nucleic acids. *carbohydrates. *Lipids. Macromolecules. - PowerPoint PPT PresentationTRANSCRIPT
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Carbon and life: Organic Chemistry
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Organic Chemistry is scary
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Carbon atom
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CCarbon atom
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Methane
Ethane
Ethene (ethylene)
Hydrocarbons
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C H
High energy bond
Carbon - Hydrogen
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Macromolecules
*proteins*nucleic acids*carbohydrates*Lipids
4 Types
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Macromolecules
*proteins*nucleic acids*carbohydrates*Lipids
4 Types
polymers
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Polymer Chemistrymonomers
(individual)
polymer
(joined)
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Momomers
Polymer
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Making and breaking the bonds
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Short polymer Unlinked monomer
Dehydration removes a watermolecule, forming a new bond
Longer polymer
Making the bond
dehydration
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Hydrolysis adds a watermolecule, breaking a bond
Breaking the bond
hydrolysis
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Polymers
Polymer bonds involve water
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Kangaroo Rat
Survives on metabolic water
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ProteinMonomers =
amino acids
Polymer = protein
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Protein
amino acids
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Protein
20 amino acids
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Protein
Polymer formation Dehydration
reaction
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Proteins are long chains of amino acids
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Protein
20 amino acids
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A ribbon model
Groove
Groove
A space-filling model
Protein function is determined by its shape.
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Protein shape is determined by its amino acids.
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Protein shape is determined by its amino acids.
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Protein
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Global Warming
Coral “bleaching”
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Nucleic AcidsMonomers =
nucleotides
Polymer = DNA, RNA
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Nucleic Acids
Nucleotide (monomer)
5 bases
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DNA
“double helix”
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DNA
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RNAsingle-stranded
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Carbohydrates
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Monomers = simple sugars
Polymer = carbohydrates
Carbohydrates
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CarbohydratesA simple sugar (monosaccharide)
glucose
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Carbs are rich in C – H bonds
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Sucrose or table sugar
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CarbohydratesStarch: A polymer of glucose molecules
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Starch: 1–4 linkage of a glucose monomers.
Cellulose: 1–4 linkage of b glucose monomers.
Starch
cellulose
Glucose polymers
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Cellulose
Starch
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Lipids
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Lipids
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LipidsHard fats
oils
saturated
unsaturated
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Lipids
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