(C) Sieve tube elements are specialized cells in the phloem of angiosperms. During their maturation,they lose their nucleus,ribosomes,and vacuoles to

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(C) Sieve tube elements are specialized cells in the phloem of angiosperms. During their maturation,they lose their nucleus,ribosomes,and vacuoles to facilitate the transport of food materials. However,they retain a thin layer of cytoplasm and are associated with companion cells that regulate their metabolic activities.

Class 11 Biology Anatomy of Flowering Plants Permanent Tissue

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$A$ structure that is well-organized and differentiated,containing cytoplasm but lacking a nucleus is:

AIPMT 1991 All AIPMT

A
Vessels
B
Xylem parenchyma
C
Sieve tubes
D
Tracheids

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Anatomy of Flowering Plants

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Permanent Tissue

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It is not a part of the tissue which is responsible for the conduction of water and minerals from roots to the stem and leaves.

Medium

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The thickening found in collenchyma tissue is due to the deposition of which substance?

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Sieve tubes are well-suited for the translocation of nutrients because:

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Vessels are found in:

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Isodiametric sclereids,found in the hard endocarp of coconut and the fleshy portion of some fruits,are known as:

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$A$ structure that is well-organized and differentiated,containing cytoplasm but lacking a nucleus is:

Similar Questions

It is not a part of the tissue which is responsible for the conduction of water and minerals from roots to the stem and leaves.

The thickening found in collenchyma tissue is due to the deposition of which substance?

Sieve tubes are well-suited for the translocation of nutrients because:

Vessels are found in:

Isodiametric sclereids,found in the hard endocarp of coconut and the fleshy portion of some fruits,are known as:

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