Agroup of interdependent organisms and nonliving factors they depend on is the definition of a(n)

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

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