Annular and spirally thickened conducting elements generally develop in protoxylem when root or stem is

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is:

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is 1. Widening 2. Differentiating 3. Maturing 4. Elogating

When does root pressure normally develop in plants?

In stem cuttings the adventitious roots develop from which tissue ?