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English: xylem (blue) carries water from the roots upwards phloem (orange) carries products of photosynthesis from the place of their origin (source) to organs where they are needed (roots, storage organs, flowers, fruits – sink); note that e.g. the storage organs may be source and leaves may be sink at the beginning of the growing season
resized number labels. 00:27, 13 November 2012: 512 × 384 (67 KB) Barakplasma: Added Companion cells. also aligned the numbers : 00:16, 13 November 2012: 512 × 384 (61 KB) Barakplasma: resized the elements in the image. Added Creative Commons attribution metadata. 00:09, 13 November 2012: 512 × 384 (56 KB) Barakplasma: Centered the image. 00 ...
Two sets of pictograms are included within the GHS: one for the labelling of containers and for workplace hazard warnings, and a second for use during the transport of dangerous goods. Either one or the other is chosen, depending on the target audience, but the two are not used together for the same hazard. [ 1 ]
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The pictogram for harmful substances of the Globally Harmonized System of Classification and Labelling of Chemicals.. The Globally Harmonized System of Classification and Labelling of Chemicals (GHS) is an internationally agreed-upon standard managed by the United Nations that was set up to replace the assortment of hazardous material classification and labelling schemes previously used around ...
The symbols were replaced from 1 December 2010 to 1 June 2017, via a gradual phaseout. [1] After 1 June 2017, Directive 67/548/EEC symbols were no longer allowed to be used. [1] From 1967 to 2017, these symbols were used for labeling containers and piping systems containing dangerous substances/mixtures.
Reading the label. You can tell a lot from the design and color of food packaging. The color of a packet of M&Ms, for example, can tell you whether they’re peanut, regular, crispy or caramel ...
Xylem is one of the two types of transport tissue in vascular plants, the other being phloem; both of these are part of the vascular bundle. The basic function of the xylem is to transport water upward from the roots to parts of the plants such as stems and leaves, but it also transports nutrients.