Lab Topic 3: Macromolecules

Lab Topic 3: Macromolecules (10 points possible)

1.  List the three main classes of macromolecules that were discussed in the lab manual. (1.5 points)

2. Identify each test (discussed in the lab manual) that is used to detect the presence of the three types of macromolecules from question #1 above. (1.5 points).

3. Which test from question #2 above gives a purple/violet/lavender result if it is positive? (1 point)

4.  Which test from question #2 above gives a dark blue/black result if it is positive? (1 point)

5.  What form of polysaccharide do animals typically use to store their glucose? (1 point)

6.  What form of polysaccharide do plants typically use to store their glucose? (1 point)

7. Amino acids are the building blocks (monomers) for what class of molecule from question #1 above? (1 point)

8.  Briefly describe the difference between a dehydration reaction and a hydrolysis reaction. (1 point)

9.  According to the lab manual, how many different naturally occurring amino acids are there? (1 point)

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