Edexcel OLevel Biology revision notes

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Lesson

Lesson-2.9.1- understand how organisms are able to respond to changes in their environment.

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Lesson-2.8.10- understand that urine contains water, urea and ions.Previous Lesson-2.9.2- understand that homeostasis is the maintenance of a constant internal environment, and that body water content and body temperature are both examples of homeostasis.Next