Biology - B4 0.0 / 5 ? BiologyGCSEOCR Created by: Corinne.Created on: 24-04-13 12:24 What is the definition of diffusion? The net movement of particles from an area of higher concentration to an area of lower concentration 1 of 5 what is the definition of osmosis? Osmosis is the net movement of water through a partially permeable membrane from an area of higher concentration to an area of lower concentration. 2 of 5 what does diffusion happen in? gasses and liquids 3 of 5 what does osmosis happen in? Water 4 of 5 what is active transportation? the energy from respiration used to pull up water and minerals against the concentration gradient? 5 of 5
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