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Life Processes
iGCSE characteristics required for an organism to be classified as living
| Letter of acronym | Process |
|---|---|
| M | Movement - all living things possess the ability to move themselves in some form. |
| R | Respiration - all living things carry out chemical reactions to produce energy. |
| S | Sensitivity - all living things can sense changes in their environment. |
| G | Growth |
| R | Reproduction - all living things have the capacity to reproduce in some fashion, be it sexually or asexually. |
| E | Excretion - all living things remove metabolic waste products from their cells. Note: DO NOT confuse with egestion. |
| N | Nutrition - all living things take in nutrients from their environment. |
| C | Control - all living things have some degree of control over their movement and functions. |