The stele is composed of
Vascular bundle
Pericycle, Pith and vascular bundle
Cortex and endodermis
Pith and cortex
In dicot stem, secondary xylem lie towards the ...$A$... and secondary phloem lie towards the ...$B$...
Choose the correct combination of options for $A$ and $B$
Plerome gives rise to
In which of the following, there is no differentiation of bark, sap wood and heart wood
Who recognised first the presence of casparian strips