Lesson BIO-204: Excretion and Homeostasis
The objective is to: 1. Distinguish between excretion and egestion 2. Explain the necessity for excretion in plants and animals 3. State the uses of excretory products of plants 4. Describe the methods of excretion in a named unicellular organism 5. Relate the structures of the human skin, lungs, liver and kidney to their functions […]
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