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GCSE Biology Paper 1 (9-1 Exams)

Cells Give Examples Difffusion Substances Rid Waste Products

Front Give 2 examples that cells use difffusion to take in substances they need and get rid of waste products
Back
  • Oxygen and carbon dioxide are transferred between cells and the environment during gas exchange
  • In humans, urea difffuses from cells into the blood plasma for removal from the body by the kidneys

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