A stimulus.
Stimulus.
A stimulus is a factor that causes a response in an organism.
a stimulus causes a response
an antigen
stimulus
non response, in accurate response and selection bias
Yes, an action is typically the stimulus that triggers a response in a system or organism. In the context of cause and effect, the action is what instigates the reaction or outcome.
Biological Studies have shown that organisms are very responsive to their environments. External Stimuli affect reflexes, as well as create learned behaviors and reinforce innate ones. External Stimuli can also affect heredity, as well as natural selection as far as evolution as a whole.
stimulus
Fear is a physiological response that causes butterflies in the stomach. Fear can also cause sweating, loss of voice, and extreme shyness.
It's general biochemical name is an Antigen - anti = against and gen = genesis.
a response