Chapter 3v2 - hydrogenation Lower HDL(good cholesterol...

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Biological Molecules Chapter 3
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Organic compounds (C skeleton + some H)
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Carbon is unique: NPR Climate Connections http://www.npr.org/templates/story/story.ph
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Carbon Skeletons
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Functional groups Table 3-1 Groups of atoms attached to carbon skeletons that determine characteristics and reactivity of the molecules. Hydrogen Hydroxyl Carboxyl Amino Phosphate Methyl
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Synthesis of organic molecules Monomer Polymer (macromolecule)
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Dehydration synthesis Fig. 3-1
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Hydrolysis Fig. 3-2
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4 classes of biological molecules Carbohydrates Lipids Proteins Nucleic Acids
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Carbohydrates Energy sources, structural compounds Monosaccharide Fig. 3-4
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Figure 3-5
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Figure 3-7 Disaccharide
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Fig. 3-8 Polysaccharide
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Figure 3-3 Figure 3-9
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Other important polysaccharides: Glycogen Chitin
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Lipids Energy sources, insulation, protection, structural compounds. Hydrophobic
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Triglycerides: Fats and oils Fig. 3-11
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Saturated fat Fig. 3-13
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Unsaturated oil Fig. 3-14
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Trans fatty acids Made by a process called partial
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Unformatted text preview: hydrogenation Lower HDL (good) cholesterol Increase LDL (bad) cholesterol Phospholipids Figure 3-15 Steroids Figure 3-16 Proteins Structure, movement, defense, storage, signals, catalysts. Monomer = Amino Acids Fig. 3-18 Figure 3-19 Figure 3-20 Synthesis of a peptide Figure 3-21 Structure- 4 levels Protein structure is the key to its function. Structure depends on interactions among amino acids. The amino acid sequence determines the types of interactions. The amino acid sequence is dictated by the genetic code in the cell’s DNA. Protein denaturation Alteration of secondary and tertiary structure of a protein. Nucleotides and Nucleic Acids Store information in the genetic code. DNA Participate in protein synthesis. RNA Energy carriers. ATP Nucleotide = monomer Figure 3-15 ATP Nucleic Acids...
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Chapter 3v2 - hydrogenation Lower HDL(good cholesterol...

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