Active transport
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What is active transport?
The movement of particles against a concentration gradient through a semi-permeable membrane. This is not a passive process since it requires energy to take place.
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What is an example of active transport?
Root Hair Cells.
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Why do root hair cells use active transport?
The concentration of minerals inside the root hair cell is usually higher than in the soil around it. Therefore, they need to use active transport to absorb minerals and water.
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What is one adaptation of root hair cell which helps active transport?
root hair cells are packed with mitochondria to provide energy from respiration to active transport.
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