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Macromolecules Review

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    Macromolecules Unit
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  • What type of bond keeps atoms together within one molecule of water? (be specific)
    polar covalent
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  • What type of biomolecule is this?
    carbohydrate
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  • What type of biomolecule is this?
    lipid
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  • What type of biomolecule is this?
    nucleic acid
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  • What type of biomolecule is this?
    polypeptide / protein
  •  15
  • Amino acids are the monomer for which biomolecule?
    polypeptide / protein
  •  15
  • What do enzymes do?
    speed up chemical reactions
  •  15
  • Describe the three parts of a phospholipid.
    phosphate head, glycerol backbone, two fatty acid tails
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  • Which biomolecule is always hydrophobic?
    lipid
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  • Which biomolecule is a short-term store of energy?
    carbohydrates
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  • Which biomolecule is a long-term store of energy?
    lipid
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  • What are polysaccharides like cellulose and chitin used for?
    cell walls (cell structure)
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  • What is the function of nucleic acids?
    store, communicate, transmit genetic information
  •  15
  • Describe part B.
    hydrophobic, hydrocarbon chain, fatty acid tail
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  • What is the primary structure of proteins?
    chain of amino acids linked by covalent bonds
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  • What is the tertiary structure of proteins?
    complete three-dimensional folding, may be functional unless subunits are needed
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