how do minerals enter the roots from the soil? 1) diffusion 2) osmosis 3) transpiration 4) active transport
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Mineral Uptake
Root cells contain proton pumps that actively expel H+ ions (stored in the vacuole of root cells) into the surrounding soil.
The H+ ions displace the positively charged mineral ions from the clay, allowing them to diffuse into the root along a gradient.
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The answers are :
1) diffusion
2) osmosis
4) active transportation
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