crossing over occurs between .....?.
sister chromatids of the same chromosomes
two different bivalents
non sister chromatids of a bivalents
two daughter nuclei ....
answer me plz me telling correct option
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A bivalent is formed due to the formation of synaptonemal complex formed between two homologous chromosomes (4 chromatids)
A homologous chromosome is made up of two sister chromatids
Crossing over takes place between 2 non sister chromatids of two homologous chromosomes
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