When planning and running an experiment, it is important to identify all potential variables and then make sure that most of those variables don't change during the experiment. Which best explains why this is so?

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms

answer; blending inheritnace;