CBSE Class 12-science Answered
What is
crossing over?
Asked by Topperlearning User | 16 Jun, 2014, 03:46: PM
Expert Answer
Crossing over is the mutual exchange of the corresponding segments of the adjacent paternal and maternal chromatids of the synapsed homologous chromosomes in the pachytene stage of meiosis-I, producing new combinations of genes.
Answered by | 16 Jun, 2014, 05:46: PM
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