When the formation of metaxylem is in a centr | vedclass

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(B) In plants,the arrangement of xylem is classified based on the position of protoxylem and metaxylem relative to the center of the organ.When the pr

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(B) In plants,the arrangement of xylem is classified based on the position of protoxylem and metaxylem relative to the center of the organ.When the protoxylem is located towards the periphery and the metaxylem develops towards the center (centripetal development),the condition is called $Exarch$.This type of arrangement is characteristic of the roots of flowering plants.In contrast,$Endarch$ refers to the condition where protoxylem is towards the center and metaxylem is towards the periphery (centrifugal development),which is typical of stems.

When the formation of metaxylem is in a centripetal manner,the xylem is known as:

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