A) Polyarch
B) Exarch
C) Endarch
D) Mesarch
Correct Answer: D
Solution :
Xylem is one of the two types of transport tissue in vascular plants (phloem is the other). In ferns, the xylem becomes mesarch when protox- yiem (first formed primary xylem cells in a plant shoot/ root) and metaxylem (later formed primary xylem cells in a plant shoot/root) are mixed.You need to login to perform this action.
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