Which of the Following Cells Transport Sugars Over Long Distances

Differences between xylem and phloem. Bulk flow functions in long-distance transport.

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This flow of sap occurs in a specialised network of cells called the sieve elements.

. Tracheids and vessel elements. However diffusion is much too slow for long-distance transport within a plant such as the movement of water and minerals from roots to leaves. Vitamin B 6 vitB 6 or pyridoxine is a very important compound for general cellular metabolism Since its discovery in 1934 by György and colleagues it has been implicated as a co-factor in more than 140 biochemical reactions in the cell Although most vitB 6 co-catalyzed reactions are related to amino acid biosynthesis and catabolism vitB 6 also.

Water and minerals and food are generally moved by a mass or bulk flow system. At the short-distance level within organs sucrose migrates from mesophyll to phloem via the symplast and apoplast. Which of the following cells transport sugars over long distances.

Which of the following cells transport sugars over long distances. Transport over longer distances proceeds through the vascular system the xylem and the phloem and is called translocation. Some of this sugar is needed by cells in the roots.

A parenchyma cells b sclerenchyma cells c tracheids and vessel elements d sieve-tube elements. 15 Which of the following have unevenly thickened primary walls that support young growing parts of the plant. Which of the following cells primarily transport sugars over long distances.

Because of their very large intercellular space parenchyma cells are suitable for storage purposes. Which of the following cells transport sugars over long distances. Which of the following cell types is least likely to be capable of cell division.

Plants use sunlight to produce sugar molecules in their leaves. Parenchyma cells known as storage parenchyma possess no chlorophyll and instead are composed of the stored food product usually starch. Sieve tube members and companion cells are the living component of phloem and serve in the transport of sugar from one part of the vascular plant to another.

Special long distance transport systems become necessary so as to move substances across long distances and at a much faster rate. Sieve elements lose their nucleus and many organelles during differentiation but stay connected to companion cells cells with a high metabolic activity. Sclerenchyma cells are dead cells that impart mechanical support to plant parts.

Whereas most herbaceous plants use active mechanisms to increase phloem sugar concentration above that of the photosynthetic cells in most tree species for which transport distances are largest. Diffusion in a solution is fairly efficient for transport over distances of cellular dimensions less than 100 microns. In plants sucrose is transported over long distance in solution in the phloem sap.

Which Of The Following Cells Transport Sugars Over Long Distances5 1 نقطة Parenchyma Cells Collenchyma Cells O Sclerenchyma Cells Sieve-Tube Elements Mar 02 2022 0900 PM Solutionpdf. The phloem is responsible for translocation of nutrients and sugar like carbohydrates produced by the leaves to areas of the plant that are metabolically active. 1410 students attemted this question.

The following are some of these major functions. The cells walls of these cells form small holes at the ends of the cells known as sieve plates. A parenchyma cells B collenchyma cells C sclerenchyma cells D tracheids and vessel elements E sieve-tube elements.

At the long-distance level between organs bulk flow within sieve tubes transports phloem sap from sugar sources to sugar sinks. A tracheids and vessel elements. Parenchyma cells serve as the site for storage of sugar and starch in stem and roots.

It is made up of living cells. Tracheids and vessel elements. 14 Which of the following cells transport sugars over long distances.

Would you expect plants to rely on diffusion to transport the sugar molecules from leaves to roots and why. Which of the following cells transport sugars over long distances.

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