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5 Written questions

5 Matching questions

  1. polarity
  2. ionic bond
  3. functional groups
  4. lipid
  5. polar molecule
  1. a macromolecules used for energy storage, cell membranes, and waterproofing
  2. b property of a molecule with oppositely charged ends. because of it, water is able to dissolve many different substances
  3. c bond formed by the TRANSFERING of electrons from one atom to another
  4. d A molecule that has electrically charged areas.
  5. e determines a molecule's function. is hydrphilic. includes the hodroxl, carboxyl, carbonyl, amino, phosphate groups.

5 Multiple choice questions

  1. atoms of the same element that have different numbers of neutrons in the nucleus
  2. sugar molecules (monosaccharides AND polysaccharides)
  3. Type of lipid, A long, straight hydrocarbon chain with a carboxyl group attached at one end
  4. building blocks of polymers
  5. an unstable isotope of an element, which undergoes radioactive decay

5 True/False questions

  1. ionAn electrically charged atom that has gained or lost electrons


  2. celluloseidea that all living things are composed of cells, cells are the basic units of structure and function in living things, and new cells are produced from existing cells


  3. protonpositively charged particle of an atom


  4. electronneutral particle of an atom


  5. starchsmallest particle of an element