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4 Written questions

4 Multiple choice questions

  1. the elements or compounds that enter into a chemical reaction
  2. (chemistry) a process in which one or more substances are changed into others
  3. the substance acted upon by an enzyme or ferment
  4. Energy needed to start a reaction

3 True/False questions

  1. Catalyst:(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected

          

  2. Active site:(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected

          

  3. ATP:Nutrients provide __________ and materials for cell development, growth, and repair.

          

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