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5 Written questions

5 Matching questions

  1. Biology
  2. Dependent variable
  3. Covalent bond
  4. Enzyme
  5. Exothermic
  1. a a bond that forms when atoms chare a pair of electrons
  2. b experimental data collected through observation and measurement
  3. c a catalyst for a chemical reaction, lower the activation energy
  4. d a chemical reaction that releases more energy than it absorbs
  5. e scientific study of all forms of life

5 Multiple choice questions

  1. maintenance of constant internal conditions in an organism
  2. segment of DNA that stored genetic information
  3. any individual living thing
  4. a chemical reaction that absorbs more energy than it releases
  5. a large molecule or macromolecule, made of many monomers bonded together

5 True/False questions

  1. Independent variablea condition that is manipulated or changed by a scientist


  2. Bond energy: the amount of energy that will break a bond between two atoms


  3. Evolutionthe change in living things over time


  4. Theoryproposed explanation for a wide range of observations and experimental results that is supported by a wide range of evidence


  5. Speciessegment of DNA that stored genetic information