Biology, asked by tanishkds, 4 months ago

observe diagram and answer the quest​

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Answered by Firan
1

Answer:

1) the given diagram is of phloem tissue. it is a complex tissue and characteristic sieve cells can be seen in the diagram.

2) 1 - companion cell, 2 - sieve tube, 3 - plasmodesmata, 4 - phloem parenchyma

3) phloem is present in stems of plants, branches and trunks of trees.

4) functions

Companion cell - nucleus of companion cell Regulates function of sieve tubes.

Sieve tube - sieve tube has sieve plates that connects protoplast of adjacent sieve tube cells.

plasmodesmata - sieve tube cells are connected to companion cells through phloem parenchyma by plasmodesmata.

phloem parenchyma - they store food, latex, resins, mutilate, etc. they also carry out lateral conduction of food.

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