Critics claim that the biological theory of personality may be problematic for research due to which of the following? There is already too much theoretical work concerning biological influences on personality. Biological influences on personality are impossible to scientifically research. The biological theory provides little structure to direct or guide research. Biological theorists have had difficulty establishing supportive research for the biological perspective.

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.