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5 Written questions

5 Matching questions

  1. pH scale
  2. catalyst
  3. cholesterol
  4. carbohydrate
  5. chemical bond
  1. a measurement system used to indicate how acidic or basic a substance is; measures the concentration of H+ ions
  2. b link formed by two electrons that binds atoms together; where the energy in a compound is stored
  3. c contains carbon, hydrogen, and oxygen; main source of energy for body, commonly end in "ose"
  4. d specialized lipid that is used in cell membranes and making hormones
  5. e substance that speeds up the rate of a chemical reaction

5 Multiple choice questions

  1. process that changes one set of chemicals into another set of chemicals
  2. single stranded nucleic acid used for protein synthesis
  3. compound that release H+ ions in solution; pH less than 7
  4. chemical that results from a chemical reaction
  5. compound used by animals to store carbohydrates in the liver and skeletal muscles

5 True/False questions

  1. denaturationreactant in a chemical reaction that happens in a living thing


  2. reactantsubstance that speeds up the rate of a chemical reaction


  3. monosaccharidelarge carbohydrate made up of monosaccharides, ex. starch and glycogen


  4. polysaccharidebuilding block of a carbohydrate; simple sugar


  5. hemoglobinspecialized protein that carries oxygen on red blood cells