Edexcel OLevel Biology revision notes

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Lesson

Lesson-2.8.3- understand how the kidney carries out its roles of excretion and osmoregulation.

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Lesson-2.8.2- know the excretory products of the lungs, kidneys and skin (organs of excretion).Previous Lesson-2.8.4 -describe the structure of the urinary system, including the kidneys, ureters, bladder and urethra.Next