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السؤال 90

A plant is moving dissolved sucrose from a leaf to another region. Which conducting tissue provides the principal route?

  1. Palisade mesophyll
  2. Root epidermis
  3. Phloem sieve tubesالإجابة الصحيحة
  4. Xylem vessels

الشرح

Phloem sieve tubes carry dissolved organic substances such as sucrose between regions of a plant. Xylem is chiefly associated with water and mineral transport, so it is not the principal route described here.

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السؤال 90: A plant is moving dissolved sucrose from a leaf to another… · Cells and Microscopy · Questena