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Anatomy of Flowering Plants — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYAnatomy of Flowering Plants1 Mark
Question
Mention the functions of companion cells.
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Answer

  1. The companion cells help to regulate the pressure gradient in sieve tubes.
  2. In the absence of a nucleus, the functions of sieve tubes are regulated by the nucleus of the ompanion cells.

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