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5 Written Questions

5 Matching Questions

  1. lipid
  2. radioisotope
  3. dehydration synthesis
  4. monosaccharide
  5. proton
  1. a an unstable isotope of an element, which undergoes radioactive decay
  2. b macromolecules used for energy storage, cell membranes, and waterproofing
  3. c positively charged particle of an atom
  4. d A chemical reaction in which two molecules covalently bond to each other with the removal of a water molecule.
  5. e single sugar molecule

5 Multiple Choice Questions

  1. determines a molecule's function. is hydrphilic. includes the hodroxl, carboxyl, carbonyl, amino, phosphate groups.
  2. two or more atoms held together by covalent bonds
  3. describes a cell that does not have a nucleus or anyother membrane-covered organelles; also called bacteria.
  4. A cell characterized by the presence of a nucleus and other membrane-bound organelles. either unicellular (protists) or multicellular (fungi, plants and animals).
  5. negatively charged particle of an atom

5 True/False Questions

  1. hydrogen bondbond formed by the TRANSFERING of electrons from one atom to another

          

  2. polymersbuilding blocks of polymers

          

  3. covalent bondbond formed by the SHARING of electrons between atoms

          

  4. acidhas a low pH, donates H(+) ions

          

  5. organic moleculecarbon-based molecule

          

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