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the non-living ground tissue with thick-walled cells that gives strength, support and protection to a plant. Cells occur as fibres and sclereids.
all the chemical reactions involved in maintaining the living state of the cells and the...
also known as sodium hydrogen carbonate. It is a crystalline white solid that usually appears as...
a species that has a large effect on its environment relative to its abundance and plays an...
(also called the stele) the region that includes the pericycle and the vascular tissues in a...