Question

During the early stages of meiosis, two chromosomes in a homologous pair may exchange segments, producing genetic variation in sex cells. This process of exchange is called

Answer 1

I think this is crossing over and during prophase 1 

Answer 2

Answer: Crossing over

Step-by-step explanation:

Crossing over can be defined as exchange of a segment of genetic material between two homologous chromosome. It takes place in the non sister chromatids which results in new combination of chromosomes which occurs during sexual reproduction.

In this case recombination also takes place which leads to the genetic variation in the characters of the organism.