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BIOLOGY

JAMB 2014 - Question 12

Biology 2014 JAMB Past Questions - Question 12: The part labelled I is the

use the diagram below to answer the questions 12 and 13

The part labelled I is the

A: xylem.

B: phloem.

C: root hairs.

D: cortex.

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Correct Answer

Explanation

The diagram is the transverse section of a dicotyledonous root. Option D is a root hair which develops from a cell of the poriferous layer. Option A is the cortex. The part of the diagram labelled III and IV are xylem and phloem respectively. xylem