Physiology

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Indicate whether the following circumstances would tend to increase, decrease or have no effect on the rate of enzyme activity.

1.adding more substrate but keeping the amount of enzyme of the same

2.adding more enzyme but keeping the amount of substrate the same

3. adding a competitive inhibitor

4.adding more substrate when the rate is at saturation

5.transferring salivary amylase from an environment of pH7 to pH3

6.a genetic mutation causes a change in the active site.

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