Q. Arrange the following events of meiosis in correct sequence :\n(a) Crossing over\n(b) Synapsis\n(c) Terminalisation of chiasmata\n(d) Disappearance of nucleolus
A) (b), (c), (d), (a)
B) (b), (a), (d), (c)
C) (b), (a), (c), (d)
D) (a), (b), (c), (d)
Explanation
[Solution] Synapsis (zygotene) → crossing over (pachytene) → terminalisation of chiasmata and disappearance of nucleolus (diakinesis). Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.