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GCSE Biology Paper 1 (9-1 Exams)

Stomata Tissues Leaves Adapted Efficient Gas Exchange Lower

Front How are the tissues of leaves adapted for efficient gas exchange?
Back
  • The lower epidermis is full off stomata which let carbon dioxide diffuse into the leaf
  • The opening and closing of stomata is controlled by guard cells in response to environmental conditions
  • The air spaces in the spongy mesophyll tissue increase the rate of diffusion of gases

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