28) the graph below shows how the activity of an enzyme changes at different temperatures.
which statement best describes what happens to the enzyme when the temperature of the
reaction increases to 63°c?
enzyma activity vs. temperature
enzyme activity
increasing
0
10
20 30 40 50 60 70
temperature (°c)
a) the enzyme is used up and the reaction stops.
b) the enzyme begins to decrease the rate of the reaction.
(c) the enzyme continues to increase the rate of the reaction.
d) the enzyme changes shape and can no longer speed up the reaction.
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28) the graph below shows how the activity of an enzyme changes at different temperatures.
whi...
whi...
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