Naomi's quiz

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1. what is a catayst?

  • a substance that causes a reaction
  • a substance that decreases the speed of a reaction
  • a substance that increases the speed of a reaction
  • a substance that stops a reaction
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2. what happens to a substrate molecule in a reaction?

  • it multiplies
  • it stays the same
  • it changes
  • it disappears

3. What is the active site?

  • where product joins the enzyme
  • where the substrate joins to the enzyme
  • where the enyme joins the lipid
  • the solution in which it is in

4. what happens when the temperature goes above the optimum temperaure?

  • it works better
  • the rate is faster
  • it denatures
  • the rate is slower

5. what is an enyme?

  • biological catalysts produced by living things
  • man made catalyst
  • a lipid
  • a carbohydrate

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