Biology, asked by KuBo8022, 11 months ago

Ten importance of diffusion in nature

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Answered by thebadboy
0
Vital! 

You can write books about it, so there's no point in trying to do it here. 

I'll try to state it simply for life: there needs to be a balance of certain gradients that make all your systems running. Diffusion across membranes, diffusion as in spreading over the whole volume - crucial for almost every process in a cell.


1. In the oxidative phosphorylation stage of aerobic respiration, diffusion is vital in getting the protons across the potential gradient from the inter-membrane space to the inner membrane to phosphorylate ADP and an inorganic P to ATP which is the universal energy carrier. Without this, we will be unable release energy in respiration and therefore will die. 

2. It is used in the absorption of useful nutrients from the small intenstine after digestion. 

3. It is essential in water reabsorption in the kidney for the removal of excess Na and Cl ions. 

4. In dialysis treatment for kidney failure diffusion is needed to maintain the correct proportions and concentrations of substances in the blood of the patient as excess substances diffuse out of the blood and substances that aren't enough diffuse into the blood from dialysis fluid 

5. Exchange of Carbon Dioxide and Oxygen in the lungs between the alveoli and the blood capillaries 

6. Regulation of flood content in cells 

7. In chemistry, diffusion is important in industries that manufacture perfumes as diffusion is needed to move the scented particles around the room. 

8. Osmosis ( diffusion of water) is useful when eliminating harmful microbes because the addition of salt causes water to move out of the organisms by diffusion which results in death as they are unable to carry out important chemical reactions. 

9. Needed for the production of ATP and generation of reduced NADP in photosynthesis. 

10. Needed for ultra-filtration in excretion.

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