CHARACTERISTICS OF LIVING ORGANISMS – MRS GREN

Characteristics of living organisms – MRS GREN

There are two coordination systems in humans The nervous system 2. The endocrine system

What are ions? How are ions formed? Positive ions – cations Negative ions – anions

Blood and its components Red blood cells White blood cells Platelets Plasma

Scientific method has the following steps: Observation Hypothesis Experiment Theory Conclusion

Using Resources: Life cycle assessment & Recycling Ways of reducing the use of resources Advantages of Recycling

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