Which one of the following statements pertaining to plant structure is correct

  • [AIIMS 2005]
  • A

    Cork have no stomata, but lenticels carry out transpiration

  • B

    Passage cells help in transfer of food from cortex to phloem

  • C

    Sieve tube elements posses cytoplasm but not nuclei

  • D

    The shoot apical meristem has a quiescent centre

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