Excretion
Excretion is the removal from the body of metabolic waste.
The main metabolic waste products in mammals are

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More in Homeostasis
- Thermoreceptors
- The Hypothalamus
- Cooling
- Warming Up
- The Liver
- Structure of the Liver
- Carbohydrate Metabolism in the Liver
- Transamination and Deamination
All 33 lessons in Homeostasis · All AQA A-level Biology topics