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of 36 available terms

5 Written Questions

5 Matching Questions

  1. lipid
  2. polymer
  3. enzyme
  4. covalent bond
  5. chemical reaction
  1. a large molecule formed from smaller repeating units or identical, or nearly identical, compounds linked by covalent bonds.
  2. b hydrophobic biological molecule composed mostly or carbon and hydrogen; fats, oils, and waxes are lipids
  3. c type of chemical bond formed when atoms share electrons.
  4. d energy-requiring process by which atoms or groups of atoms in substances are changed into different substances
  5. e protein that speeds up a biological reaction by lowering the activation energy needed to start the reaction

5 Multiple Choice Questions

  1. specific place where a substrate binds on an enzyme.
  2. substance dissolved in a solvent.
  3. atom that is negatively or positively charged because it have lost or gained one or more electrons.
  4. substance in which another substance is dissolved.
  5. pure substance with unique properties; formed when two or more different elements combine.

5 True/False Questions

  1. ionic bondelectrical attraction between two oppositely charged atoms or groups of atoms.

          

  2. elementsubstance in which another substance is dissolved.

          

  3. buffermixture that can react with an acid or a base to maintain the pH within a specific range.

          

  4. pHmeasure of the concentration of hydrogen ions (H+) in a solution.

          

  5. basemixture that can react with an acid or a base to maintain the pH within a specific range.

          

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