C) They undergo certain irreversible changes during differentiation
D) All of the above
Explanation
Secondary cells are formed from divisions in primary meristematic cells. These newly formed secondary cells become lose the ability to divide due to irreversible changes during differentiation or due to loss of nucleus at the maturation.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.