3 - Chapter 3 Major organic molecules o Carbohydrates o...

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Chapter 3 Major organic molecules o Carbohydrates o Lipids o Nucleic acids o Protein o **Do not need to know functional groups or structures of amino acids Carbohydrates o Common energy storage o Molecule: sugars and starches o Glucose (monomer): most simple o Glycogen, Cellulose, Chitin (polymers) The more simple the molecule, the easier and faster it breaks down Glycogen: the way energy is stored in the muscles Cellulose: plants, hard to break down Chitin: exoskeleton of insects o Disaccharides Type of oligosaccharide Two mono saccharides bonded Glucose: 6 carbon ring structure o Cellulose and plant walls Cellulose doesn’t break down Lipids o Hydrophobic o More energy per gram than carbohydrates o Fats and oils/ waxes Certain vitamins that are oil soluble Many hormones are made of fats Have more energy-measured in calories Long term energy storage is usually in the form of lipids o Phospholipids Main component of cell membrane in water, phospholipids form a stable
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This note was uploaded on 03/26/2008 for the course BIOL 101 taught by Professor Hogan during the Spring '08 term at UNC.

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3 - Chapter 3 Major organic molecules o Carbohydrates o...

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