A one topic revision PowerPoint for AQA GCSE Biology Paper 1, Cell Biology. Dense, visual summary slides that are ready to use for a recap starter, homework or a revision lesson.
What it covers:
- What diffusion is: a clear definition with a labelled diagram
- Factors affecting the rate: concentration gradient, diffusion distance, temperature and surface area
- Diffusion in the body: gases in the lungs, glucose in the small intestine, muscles and the liver
- Surface area to volume ratio: worked cube examples and why large organisms need exchange surfaces
- Key vocabulary and exam tips
Fully editable. Suitable for GCSE Biology and Combined Science (Foundation and Higher).
Part of a six part Cell Biology revision set: Cell Structure, Microscopy, Diffusion, Osmosis, Active Transport, and Cell Division and Stem Cells. If you find it useful, please leave a review.
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£1.50