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

  • A
    elongating
  • B
    widening
  • C
    differentiating
  • D
    maturing

Explore More

Similar Questions

Vessels are found in

$P$-protein is found in

Sieve plates of phloem are

Companion cells are found in the phloem of

What is the nature of the end walls of tracheids and vessels?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo