What is a response to stimuli in living organisms?

Our environment is constantly changing and in order for us and other living things to survive those changes, we must be able to respond to them. Any detectable change in the environment is called a stimulus. read more

Response to stimuli is an important characteristic of life. Anything that causes a living organism to react is called a stimulus (plural is stimuli) Stimuli can be external or internal. For instance, if you feel like going to the bathroom, it is an internal stimulus that is controlled by the brain. read more

All living things are able to respond to stimuli in the external environment. For example, living things respond to changes in light, heat, sound, and chemical and mechanical contact. To detect stimuli, organisms have means for receiving information, such as eyes, ears, and taste buds. read more