2.76

2.76 Understand that organisms are able to respond to changes in their environment.

• S for MRS GREN stands for sensitivity
• Types of changes in the environment include light, temperature, pressure and chemical
• Organisms are required to have receptors in order to detect changes in environment
• And in order to respond to changes in environment organisms must have effectors
• Its the response that ensures organisms are able to survive the changes of environment