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4 Written questions

4 Multiple choice questions

  1. proteins that speed up chemical reactions in the body
  2. the elements or compounds that enter into a chemical reaction
  3. Nutrients provide __________ and materials for cell development, growth, and repair.
  4. The specific portion of an enzyme that attaches to the substrate by means of weak chemical bonds.

3 True/False questions

  1. Products:(adenosine triphosphate) main energy source that cells use for most of their work

          

  2. Activation energy:Nutrients provide __________ and materials for cell development, growth, and repair.

          

  3. Chemical reaction:(chemistry) a process in which one or more substances are changed into others

          

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