Which of the following processes can all of the above organisms perform in order to maintain stable internal environments?

get rid of waste
reproduce
extract energy from food

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

What occurs to the cell during mitosis

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.