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Phloem - Definition, Function and Structure | Biology Dictionary
2017年4月28日 · Phloem is the complex tissue, which acts as a transport system for soluble organic compounds within vascular plants. The phloem is made up of living tissue, which uses …
Phloem | Definition, Function, Examples, & Facts | Britannica
Phloem, tissues in plants that conduct foods made in the leaves to all other parts of the plant. Phloem is composed of various specialized cells called sieve elements, companion cells, …
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