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Biology

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Plant Structure, Growth and Function

How Phloem Moves Sugars in Plants

Description

Phloem moves sugars and other materials through plants. In angiosperms, sugar production is mostly limited to photosynthetic cells in the leaves. These leaves act as sugar sources because they make more sugar than they use. Roots, shoots, flowers, and fruits are usually sugar sinks because they need more sugar than they can ...

Transcript

La photosynthèse génère du sucre dans les feuilles des plantes. Cependant, le sucre est souvent nécessairedans des parties éloignées de la plante. La translocation est le processus quidistribue les produits de la photosynthèseà d'autres tissus végétaux.

Les feuilles sont généralement appelées "sources de sucre",qui sont des sites qui p...

Tags

Phloem TransportSugar TranslocationSugar SourcesSugar SinksSieve Tube ElementsCompanion CellsPhloem LoadingPressure Flow HypothesisApoplastic RouteSymplastic Route

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