The given process is described by the term crossing over.
What is crossing over?
It is the swapping of the genetic substance, which takes place in the germ line. At the time of the formation of sperm and egg cells, also called meiosis, the alignment of the paired chromosomes from each of the parent takes place so that identical sequences of DNA from the paired chromosomes cross over each other.
The process of crossing over leads to shuffling of genetic substance and is an essential reason of the genetic variation among the offspring.
Thus, the term used for the given figure is crossing over.
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