From Spit to SNPs: Decoding My DNA


A few years ago I spit a small amount (about two tablespoons) of my saliva into a specimen collection tube provided in a DNA (deoxyribonucleic acid) testing kit that I ordered through Ancestry.com. My goal was to learn about my ancestors' through their genealogical beginnings and follow a familial chain of genetic links from generation to generation. … Continue reading From Spit to SNPs: Decoding My DNA