WebPhloem transport system. Sugar produced by photosynthesis in the leaves is transported up and down the plant to the meristems and other tissues in living phloem cells. Companion cells provide the ... WebAnswer: The Source of protons in the chloroplasts is water. The splitting of water molecule takes place on the inner side of the membrane and so the protons (hydrogen ions) are produced, they accumulate within the lumen of the thylakoids. This splitting process is called photolysis when sunlight ...
Why is it important that the phloem moves both up and down?
WebPhloem, the Medium for Plant Energy Transfer. In the stems of plants is a layer of living tissue called phloem that forms a medium for the movement of a sugar-rich fluid (sap) and which is therefore a key part of the energy transport within vascular plants. Part of the phloem is made up of sieve tubes which are constructed of specialized sieve tube cells … WebPhloem Xylem; Function: Transportation of food and nutrients such as sugar and amino acids from leaves to storage organs and growing parts of plant. This movement of substances is called translocation. Water and … eamonn holmes and philip schofield
Transport and function of lipids in the plant phloem - AOCS
WebJul 11, 2024 · Xylem and phloem. Plants have tissues to transport water, nutrients and minerals. Xylem transports water and mineral salts from the roots up to other parts of the plant, while phloem transports sucrose and amino acids between the leaves and other parts of the plant. Xylem and phloem in the centre of the plant root. WebOct 21, 2024 · The phloem is a type of vascular tissue in plants that helps to transport food throughout the plant. The phloem is made up of cells that are arranged in a series of tubes. These tubes are connected to each other and to the plant’s xylem (a type of tissue that helps to transport water and minerals). Webphloem: [noun] a complex tissue in the vascular system of higher plants that consists mainly of sieve tubes and elongated parenchyma cells usually with fibers and that functions in … csps wmt110