Here we show that overexpressing a key regulatory gene in the biosynthesis of the plant hormone gibberellin ... trees have more numerous and longer xylem fibers than unmodified wild-type (wt ...

Thus, pit membranes function as safety valves in the plant water transport system ... to a greater concentration in root xylem than other root tissues. The resultant chemical potential gradient ...

Specialised cell type Animal or plant cell? Function Features of cell ... the cell Red blood cell Animal Carries oxygen to body tissues that require it Contains the protein haemoglobin, which ...

Which of the following is not one a type of cell found in xylem tissues? 10. Tiny pores are ... If the tip of the sugarcane plant is removed from the field, even then it keeps on growing in ...

In a mature flowering plant or tree, most of the cells that make up the xylem are specialised cells called vessels.