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Biology · Oct / Nov 2019 · Paper 12 · Question 2

5090Active transport

Which statements about active transport in root hair cells are correct? 1 Energy is required. 2 Substances may be absorbed as ions. 3 The membrane is partially permeable.

  1. A1, 2 and 3
  2. B1 and 2 only
  3. C1 and 3 only
  4. D2 and 3 only

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Correct answer: A. 1, 2 and 3

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