Hi anyone want to tlk

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.

I’m stuck on this question cuz i’m stupid sksksksk