2.76 Sensitivity

• Sensitivity is the characteristic of the organisms respond to changes in their environment. 
• Changes in the environment is also known as the stimuli which include: Light, temperature, pressure and chemical.
• Organisms are required to have receptors and effectors such as muscles and glands, to detect the stimuli
• Response is used to adapt to the stimuli to survive the changes in the environment.
• The "s" in mrs. gren stands for sensitivity
  http://www.youtube.com/watch?v=U9faLNDFSNY