1. For each of the amino acids listed below, describe how it will contribute chemically to the three-dimensional structure of a protein.
a. Serine
b. Glutamic Acid
c. Lysine
d. tryptophan

2. Draw a Michaellis-Menten curve. Then, describe in words how Vmax, Km and velocity are affected as substrate concentration increases.

3. For the reaction ATP --> ADP + Pi, describe the conditions under which this reaction would be spontaneous (ie delta G is negative)

4. Explain the effect of both Carbon Dioxide and Oxygen on the enzyme Rubisco during the Calvin Cycle.

5. Describe the effect of both ATP and AMP on the regulation of glycolysis.

6. Draw or describe the indirect active transport system that allows glucose to enter intestinal cells.