Diffusion biology notes

To understand the difference between osmosis and diffusion, learn about these processes with our explanations & examples of each in biology.

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GCSE Biology: diffusion, osmosis and active transport revision notes

Discover how to live a naturally healthy life with nutrition tips, natural remedies, healthy recipes, and helpful tips from Naturalife.

Structure of the respiratory system Passage of air into the lungs Air enters the body and is warmed as it travels through the mouth and nose. It then enters the trachea. The trachea divides into tw…