MOVEMENT OF SUBSTANCES - RESPIRATION, DIFFUSION, AND OSMOSIS.
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This lesson teaches about respiration in cells and how diffusion and osmosis move substances into and out of cells. Students also learn which substances are involved in respiration and which direction they move in. There are various activities for students to do including a a practical which investigates diffusion (the list of equipment required is provided). This is a full and complete lesson and is ready for a teacher or a student to use. Answers to all activities and questioning are provided within the lesson.