Biology Stimulus And Response

The ability to respond to a stimulus is called irritability and is a necessary condition for life.

Biology stimulus and response. A biologic stimulus is any external change in the environment that can be detected by an organism. The main difference between stimulus and response is that a stimulus is an event or condition which initiates a response whereas response is the organism s reaction to a stimulus. Stimulus a change in the environment internal or external that is detected by a receptor and elicits a response.

Response the activity of a cell or organism in terms of movement hormone secretion or enzyme production as a result of a stimulus. 2 a stimulus can cause a change in the physical and behavioral patterns of an organism while a response is how this change is manifested in the organism. Furthermore the stimulus is a detectable change in the organism s internal or external environment while a response is specific to a stimulus.