Q. I. Vessel, II. Tracheids, III. Companion cells Which of the following is/are living cells?
A) I and II
B) Only III
C) II and III
D) Only I
Explanation
Companion cells are present between the sieve tubes in the phloem of angiosperms. There are living cells with a large nucleus that controls the activity of non-nucleated sieve tubes
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.