Enzymes and Other Proteins

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1. The explanation of how enzymes work is called...

  • The lock and key theory - just as a key will only open one lock, an enzyme will only work on one type of substrate
  • The enzyme-substrate complex
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Other questions in this quiz

2. What are proteins made of?

  • Enzymes
  • A chain of smaller molecules called amino acids
  • DNA
  • Cells

3. Amino acid chains are folded in a particular way to form a...

  • 3D shape which is different for every protein and essential to the function of the enzyme
  • 2D shape which is different for every protein and essential to the function of the enzyme

4. What breaks the chemical bonds that hold an enzymes active site in shape?

  • Heat
  • Cold

5. If the pH is very far from the optimum, can the enzyme be denatured?

  • Yes possibly
  • No never

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