What three things that can cause a genetic variation?

Asked by arwen46 12 years ago 9/4/2013 5:20 AM

Last updated by anonymous 12 years ago 9/6/2013 12:38 AM

Answered by Dr. John Carmen 12 years ago 9/6/2013 12:38 AM

Crossing over, random fertilization, and intependent chromosome assortment cause genetic variation.