Idioblast (modified parenchyma cells) and collenchyma are simple permanent tissue and apical meristems are simple meristematic tissue. Conducting tissues (i.e., xylem and phloem) are complex conducting tissue made up of different types of cells.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.