Q. Which of the following is an incorrect statement?
A) Microbodies are present both in plant and animal cells.
B) The perinuclear space forms a barrier between the materials present inside the nucleus and that of the cytoplasm.
C) Nuclear pores act as passages for proteins and RNA molecules in both directions between nucleus and cytoplasm.
D) Mature sieve tube elements possess a conspicuous nucleus and usual cytoplasmic organelles.
Explanation
[Solution] Mature sieve tube elements lack a nucleus; their functions are controlled by companion cells. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.