Genetic Variation
Genetic variation is what makes you, you! Over 99% of your DNA is the same as any other person’s. The small amount of your DNA that’s different is what makes you unique. And that small difference can be very important! Learn more…
http://www.genome.gov/10001551
http://evolution.berkeley.edu/evolibrary/article/4_0_0/evo_17
http://www.nigms.nih.gov/Publications/Factsheet_GeneticVariation.htm