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QUIZZES & REVISION VIDEOS

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How atheroma forms and leads to heart attacks

Principles of diffusion and surface area to volume ratio

Examples of diffusion, including the villi of the small intestine

Body mass index and the EAR - Estimated average requirement

Blood pressure, and the causes of hyper/hypotension

Active transport and its role in the absorption of Glucose

The functions of the liver

Enzymes - The Basic Principles

Chemical Digestion for IGCSE

The 5 Key Chemical Food Tests

Teeth and Mechanical Digestion