Tamilnadu BoardEnglish MediumSTD 11BIO BOTANYPlant Kingdom2 Marks
Question
Define Stele & mention its types.
✓
Answer
Stele refers to the central cylinder of vascular tissues consisting of xylem, phloem. pericycle and sometimes medullary rays with pith. There are two types of steles:
Protostele
Siphonostele
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