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Question: Answered & Verified by Expert
What are secondary medullary rays?
BiologyAnatomy of Flowering PlantsNEET
Options:
  • A Narrow band of parenchyma
  • B Arranged transversely
  • C Dead and lignified
  • D Formed by primary cambium
Solution:
2249 Upvotes Verified Answer
The correct answer is: Narrow band of parenchyma
During secondary growth, at some places, the cambium forms a narrow band of parenchyma, which passes through the secondary xylem and the secondary phloem in the radial directions. These are the secondary medullary rays.

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