Q. The appearance of recombination nodules on homologous chromosomes during meiosis characterizes?
A) Terminalization
B) Synaptonemal complex
C) Bivalent
D) Sites at which crossing over occurs
Explanation
[Solution] Recombination nodules appear in pachytene and mark the sites where crossing over takes place between non-sister chromatids. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.