Essay 13: The movement of substances within living organisms

The movement of substances within living organisms:

• Diffusion (Ion movement in roots, synapse, CO2/ O2 in lungs/gills, factors affecting rates)
• Facillitated diffusion (Glucose uptake, action potentials)
• Osmosis (Uptake of water in plant roots, Kidney function)
• Active Transport (Sodium/ Potassium pump…