Enzyme Reaction

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Enzyme Reaction

Question 6 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Reduction is the
A
loss of proton
B
gain of electron
C
loss of electron
D
gain of protons
Question 7 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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
Question 8 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The affinity of an enzyme for its substrate, when the enzyme has a Km of 0.50 M will be ..... than the affinity of an enzyme for its substrate when the enzyme has a Km of 0.05 M.
A
greater
B
lesser
C
approximately equal
D
half
Question 9 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is the best evidence for the lock and key theory of enzyme action?
A
Compounds similar in structure to the substrate inhibit enzyme activity
B
Enzymes are found in living organisms and speed up certain reactions
C
Enzymes speed up reactions by definite amounts
D
Enzymes determine the direction of a reaction
Question 10 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
An exergonic reaction is one that
A
requires energy to proceed
B
releases energy for work
C
gives off much heat
D
looses energy
There are 10 questions to complete.