which component of phloem is most important and why

Asked by tamanna | 13th Sep, 2013, 07:26: PM

Expert Answer:

Sieve tubes are the most important elements of phloem. They are slender, tube-like structures composed of elongated thin-walled cells, placed end to end. The main function of sieve tubes is to transport sugars and nutrients up and down the plant.

Answered by  | 15th Sep, 2013, 06:47: PM

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