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You are given a fairly old piece of dicot stem and a dicot root. Which of the following anatomical structures will your use to distinguish between the two?
Options
(a) Secondary xylem
(b) econdary phloem
(c) Protoxylem
(d) Cortical cells
Correct Answer:
Protoxylem
Explanation:
Anatomically fairly old dicotyledonous root is distinguished from the discotyledonous stem by position of protoxylem. In dicot root the protoxylem is located near the periphery of the vascular cylinder while in dicot stem the protoxylem is located near the centre of vascular bundle i.e., the xylem is endarch.
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Topics: Structural Organisation In Plants
(243)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The long neck of camel is due to
- Identify the wrong statement about animal structure
- Adrenocorticotrophic hormone is secreted by
- The important barrier between the protoplasm and the outer environment in
- Lysozyme that is present in perspiration, saliva and tears, destroys
Topics: Structural Organisation In Plants (243)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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