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Macromolecules Structure And Function


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Macromolecules Structure And Function

  1. 1. Macromolecules Structure and Function Mr. Hunter Biology IB Biochemistry 12/14/2009
  2. 2. Carbon Compounds <ul><li>All organic compounds contain ________. </li></ul><ul><li>Other compounds contain carbon covalently bonded to other elements such as ______ and oxygen </li></ul>
  3. 3. Carbohydrates <ul><li>Carbohydrates are compounds made of carbon ______ and _______ atoms </li></ul><ul><li>The ratio of these atoms are ___ 2 ___. </li></ul><ul><li>The building blocks of larger molecules are called __________. </li></ul><ul><li>They are linked together by a _______ synthesis to form larger polymers. </li></ul><ul><li>The monomer units of sugars are called monosaccharides. </li></ul>
  4. 4. Monosaccharides <ul><li>Glucose is a monosaccharide of _______. </li></ul><ul><li>The formula for glucose is C 6 H 12 O 6 </li></ul><ul><li>Glucose is a major source of ______ in cells. </li></ul><ul><li>Fructose is also a monosaccharide. </li></ul><ul><li>________ are double sugars from the joining of 2 monosaccharides via. Dehydration synthesis. </li></ul>
  5. 5. Energy Storage <ul><li>Some polysaccharides function as storehouses for energy. </li></ul><ul><li>Glycogen and _______ are examples of energy storing polysaccharides. </li></ul><ul><li>Both are composed of hundreds of linked ________ molecules. </li></ul><ul><li>________ is a polysaccharide that provides structural support for plants. </li></ul>
  6. 6. Lipids <ul><li>______ polar molecules that are not soluble in water. </li></ul><ul><li>They include fats, phospholipids, steroids and ________ </li></ul><ul><li>Steroids include cholesterol which is found in animal cell _________. </li></ul><ul><li>Phospholipids make of the _______ bilayer of the cell _________ </li></ul>
  7. 7. Lipids and Fats <ul><li>The plant pigment, _________ is also a lipid. </li></ul><ul><li>Fats are lipids that store energy. </li></ul><ul><li>A typical fat molecule contains three fatty acids bonded to a ______ molecule. </li></ul><ul><li>Glycerol is an alcohol with three _____ atoms. </li></ul><ul><li>A fatty acid consists of a long chain of carbon and ______ atoms. </li></ul>
  8. 8. Lipids and Fats <ul><li>Saturated fatty acids do not contain _____ bonds. </li></ul><ul><li>They are _______ at room temperature. </li></ul><ul><li>Examples are butter, lard etc. </li></ul><ul><li>Unsaturated fatty acids contain double bonds. </li></ul><ul><li>They are liquid at room temperature. </li></ul><ul><li>Examples are olive oil, corn oil etc. </li></ul>
  9. 9. Review Questions <ul><li>Page. 37 Green, Holt Text Book. </li></ul><ul><li>Review 2-3 1-5 </li></ul>