Leaf structure

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Mesophyll- Middle of a leaf

Important features of leaves

  • Leaves are broad, so there is a large surface area exposed to light
  • Thin, meaning carbon dioxide and water vapour only have to travel short distances to reach photosynthesising cells.
  • Air spaces, allowing gases to move easily between cells. Large surface area for gas exchange (internal surface area to volume rate)
  • Chlorophyll, pigment…

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