Q. Crossing over is the exchange of genetic material between

 1662  218 J & K CETJ & K CET 2011Principles of Inheritance and Variation Report Error

Solution:

Crossing over is a process that produces new combination of genes by interchanging of segments between non-sister chromatids of homologous chromosomes. It occurs between homologous chromosomes at four standard stage during pachytene of prophase-I of meiosis-I.