Biology, asked by bhattfazilbhattfuzzu, 8 months ago

Discuss the evolution of steller system in pteridophytes?

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Answered by Anonymous

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Answer:

Stele is the central cylinder or core of vascular tissue in higher plants and Pteridophytes. It consists of xylem, phloem, pericycle and medullary rays and pith if present. The theory suggests that the cortex and the stele are the two fundamental parts of a shoot system. ...

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