Question

Why are there holes in the end of phloem tubes ? (short answer)​

Answer 1

Explanation:

Phloem consists of sieve tube cells and companion cells for conduction of food These sieve elements are placed end to end . At the the junction of two sieve elements there is a plate called sieve plates having circular pores. Through these perforation the transportation takes place

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Answer 2

Answer:

Phloem consists of sieve tube cells and companion cells for conduction of food These sieve elements are placed end to end . At the the junction of two sieve elements there is a plate called sieve plates having circular pores. Through these perforation the transportation takes place .

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