How would you explain why crossing-over is an important source of genetic variation?

1 Answer


The genetic information within the homologous chromosomes are interchanged by crossing over led to change of genes.


  1. The genes cross during pachytene of meiotic cell division,
  2. The genes are divided into each daughter cell. The daughter cells will receive the different enetic material.
  3. It there fore will create a genetic variation, when they link with another make haploid.