Organ systems in animals interact with each other to carry out many of the main functions that support the organisn. Which of the following tables correctly describes interactions that occur between two organ systems in animals?

Consider the following planned experiment. factor experimental group control group light exposure tots of sun tots of sun amount of water weekly weekly type of soil nutrient rich nutrient rich size of pot large which variable is being tested in this experiment? small a. size of pot b. type of soil c. light exposure d. amount of water