what are the constituents of phloem?
Answers
(1) Phloem is made up of four types of elements: sieve tubes, companion cells, phloem fibres and the phloem parenchyma.
(2) Sieve tubes are tubular cells with perforated walls.
(3) Phloem is unlike xylem in that
materials can move in both directions in it.
(4) Phloem transports food from leaves to other parts of the plant.
(5) Except for phloem fibres, phloem cells are living cells.
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Phloem is made of conducting tissues that helps in transporting the soluble organic compounds that are produced during the time of photosynthesis.
Explanation:
It consists of cells generally known as sieve elements which helps in conduction of the materials.
Phloem also consists of companion cells or also known as albuminous cells.
It also has some specialized cells and supportive cells such as fibers and sclereids which supports the conduction of material from one part of the plant body to another.
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