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5 Written questions

5 Matching questions

  1. Hydrogen bond
  2. Unsaturated fat
  3. Hydrophobic
  4. Diffusion
  5. Isomers
  1. a A lipid made from fatty acids that have at least one double bond between carbon atoms.
  2. b A strong attraction between hydrogen atoms and certain other atoms (usually oxygen or nitrogen) in specific molecules.
  3. c Lacking any affinity to water.
  4. d Two different molecules that have the same chemical formula.
  5. e The random motion of molecules from an area of high concentration to an area of low concentration.

5 Multiple choice questions

  1. Simple carbohydrates that contain 3 to 10 carbon atoms.
  2. A measurement of how much solute exists within a certain volume of solvent.
  3. A bond that links amino acids together in a protein.
  4. One of three forms - solid, liquid, or gas - which every substance is capable of attaining.
  5. A lipid made from fatty acids that have no double bonds between carbon atoms.

5 True/False questions

  1. PolysaccharidesCarbohydrates that are made up of more than two monosaccharides.


  2. CatalystAnything that has mass and takes up space.


  3. ElementA collection of atoms that all have the same number of protons.


  4. OsmosisThe tendency of a solvent to travel across a semipermeable membrane into areas of higher solute concentration.


  5. Physical changeA change that affects the appearance but not the chemical make-up of a substance.


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