Q. The centriole undergoes duplication during:
A) Prophase
B) Metaphase
C) $G_2$ phase
D) S-phase
Explanation
[Solution] In animal cells the centriole duplicates during S phase, along with DNA replication. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.