As you now know, genetic variation is very important. Genetic variation is introduced in multiple ways, including changes in mitosis, crossing over and random orientation in meiosis, and random fertilization. The video below offers you a nice overview of how each contributes to genetic diversity.
Contributors and Attributions
- Mitosis, Meiosis and Sexual Reproduction. Authored by: Khan Academy. Located at: https://youtu.be/kaSIjIzAtYA. License: All Rights Reserved. License Terms: Standard YouTube License