BIOL 103 Quiz Biological Molecules

BIOL 103 Quiz: Biological Molecules and Enzymes

  1. Why was one of the biuret reagent tests a different color from the rest?
  2. Proteins that act as catalysts to speed up chemical reactions by lowering the activation energy required for the reaction are known as
  3. Pancreatin, a fluid secreted by the pancreas into the duodenum (the first region of the small intestine) contains three enzymes called
  4. What color does the iodine-potassium iodide solution change to in the presence of starch?
  5. Which action is not affected by the release of hydrochloric acid into the stomach?
  6. What color does the biuret reagent turn to in the presence of proteins?
  7. Why was one of the iodine potassium iodide tests lighter in color than the others?
  8. The enzyme in saliva that breaks down starch into its component sugars is known as
  9. The specific shape enzymes have at their active site allows them to specifically bind to molecule(s) most generally know as
  10. What is the reaction catalyzed by the enzyme pepsin?
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