HELPP PLEASEEE!!!!

a. Name ONE variable other than temperature, that would have been controlled in the experiment (1 mark)

b. For what temperature range does the enzyme display the maximum rate of change in activity? (1 mark)

c. Account for the activity of the enzyme at the parts of the graph labelled A, B, C, and D. (4 marks)

d. Based on the information in the graph, suggest the type of environment in which these bacteria might survive. (1 mark)

HELPP PLEASEEE a Name ONE variable other than temperature that would have been controlled in the experiment 1 mark b For what temperature range does the enzyme class=