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The ballon shaped structure called tylos...

The ballon shaped structure called tyloses

A

Are linked to the ascent of sap through xylem vessel

B

Originate in the lumen of vessels

C

Characteristics the sapwood

D

Are extensions of xylem parenchyma cells into vessels

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The correct Answer is:
D
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SANTRA PUBLICATION-STRUCTURAL ORGANISATION IN PLANTS-NCERT QUESTIONS
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  8. The transverse section of a plant material shows the following anatomi...

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  9. The transverse section of a plant material shows the following anatomi...

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  10. Why are xylem and pholem called complex tissues?

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  17. What is meant by modification of root? What type of modification of ro...

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  18. What is meant by modification of root? What type of modification of ro...

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