Thank you for reporting, we will resolve it shortly
Q.
Longitudinal duality of each chromosome of a homologous pair becomes clearly evident showing formation of four chromatids from each bivalent at;
Delhi UMET/DPMTDelhi UMET/DPMT 2001
Solution:
In diplotene phase of prophase-I of meiosis chromosome of homologous chromosome pair begin to separate from each other except at certain points of connection (chiasmata).