Learning Objectives for "Enzymes"

After completing this section you should be able to perform the following objectives.

1. Define or describe the following:

a. metabolism
b. catabolic reaction
c. anabolic reaction
d. enzyme
e. substrate
f. apoenzyme
g. haloenzyme
h. cofactor (coenzyme)

2. State how enzymes are able to speed up the rate of chemical reactions.

3. Briefly describe a generalized enzyme-substrate reaction, state the function of an enzyme's active site, and describe how an enzyme is able to speed up chemical reactions.

4. State 4 characteristics of enzymes.

5. State how the following affect the rate of an enzyme reaction.

a. enzyme concentration
b. substrate concentration
c. temperature
d. pH
e. salt concentration

6. State how chemicals such as chlorine, iodine, iodophores, mercurials, and ethylene oxide inhibit or kill bacteria.

7. State how high temperature and low temperature exert their effect on bacteria.

• RETURN TO "ENZYMES"