Excretion in lower organisms, the mammalian kidney and urinary system, the other excretory organs of man, kidney disorders, and excretion in plants.
In these notes
- What excretion is
- Excretory organs
- The human urinary system
- How a nephron works
- Kidney failure
- Excretion in plants
- How the excretory structures work
- Nitrogenous wastes
- The organs of excretion in man
- Plant wastes that are useful to man
- Worked theory answer
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