1. The ability of Vibrio fischeri to convert chemical energy directly into radiant energy in bioluminescence is an example of __________ at work.

A. Shelford’s law of tolerance
B. Leibig’s law of the minimum
C. the first law of thermodynamics
D. the third law of thermodynamics

2. The ability of a competitive inhibitor to bind to an active site in an allosterically controlled enzyme is __________ than the ability of a non-competitive inhibitor to bind to an active site in the same allosterically controlled enzyme.

A. greater
B. lesser
C. approximately equal
D. half

3. The ability of FADH to be oxidized is __________ than the ability of FAD to be oxidized.

A. greater
B. lesser
C. approximately equal
D. half

4. An endergonic reaction is one that

A. requires energy in order to proceed
B. releases energy for work
C. gives off much heat
D. loses energy

5. Reduction is the

A. loss of proton
B. gain of electron
C. loss of electron
D. gain of protons