GCSE Biology (AQA)

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Root Hair Cells

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Organisation Plant Tissues, Organs and Systems

Root Hair Cells

2:09 Transportation in Plants
Spec 4.2.3.2 4.1.3.1
Previous Transpiration Stream Next Transpiration Use in Plants
  • Root hair cells are located in the roots near the xylem tissue.
  • These cells are covered with tiny hairs known as root hairs.
  • Root hair cells have adaptations that enable efficient absorption of water and mineral ions.
  • The presence of root hairs increases the surface area, allowing more water and minerals to enter the plant.
  • Root hair cells contain numerous mitochondria, which provide energy for active transport of mineral ions.
  • Active transport is a process that moves minerals into root hair cells against their concentration gradient.
  • Root hair cells also have a large permanent vacuole that facilitates faster movement of water into the cells by osmosis.
  • The proximity of root hair cells to the xylem facilitates the transport of water and ions to the rest of the plant.

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