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5 Written questions

5 Matching questions

  1. catalyst
  2. evolution
  3. ionic bond
  4. independent variable
  5. dependent variable
  1. a Formed when one or more electrons are transferred from one atom to another.
  2. b Variable that is observed and that changes in response to independent variable.
  3. c "change over time".
  4. d a substance that speeds up the rate of a chemical reaction.
  5. e The variable that is deliberately changed in a controlled experiment.

5 Multiple choice questions

  1. sugar, phosphate, base
  2. Genetic code of living organisms
  3. Weak acids or bases that can react with strong acids and bases to prevent sharp, sudden changes in pH.
  4. charges of protons, neutrons, and electrons
  5. Process of taking material into the cell by means of infoldings

5 True/False questions

  1. unsaturated fatstype of lipid that contains single bonds


  2. Three types of passive transportdiffusion, osmosis, facilitative diffusion


  3. amino acidssubunits that make up proteins


  4. Endoplasmic ReticulumProcess of taking material into the cell by means of infoldings


  5. monosaccharidesName given to simple sugars


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