Q. During, meiosis-I, the bivalent chromosomes clearly appear as tetrads during
A) Diakinesis
B) Diplotene
C) Leptotene
D) Pachytene
Explanation
During pachytene of meiosis-I, the chromosomes become bivalent (tetrad) in the beginning, $i.e,$ each chromosome with two chromatids.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.