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the outermost layer of the stele or vascular cylinder in a dicotyledonous plant root. Lateral roots are formed from here.
the right and left halves of bilaterally symmetrical organisms are mirror images of each other...
a thin hairlike outgrowth of an epidermal cell of a plant root that increases the surface area...
a measure showing the number of dependents (aged 0-14 and over the age of 65) to the total...
biochemical process that traps radiant or light energy from the Sun and converts it into glucose...