Multiple choice

Companion cells helps in

  1. regulating the metabolic activities

  2. giving mechanical strength

  3. storing compounds

  4. transporting organic compounds

  5. All of the above
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A Correct answer
Explanation

Phloem complex tissue is composed of sieve tubes, companion cells, phloem fibres and phloem parenchyma. Companion cells regulate the metabolic activities of the sieve tube elements.

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