How does the top level of an energy peerman compared to the bottom level of the energy pyramid

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.

Which animal is a producer in this ecosystem

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a