Tutorials

These tutorials were created in an effort to better explain the complex dynamics of DNA and as an introduction to the field of molecular genealogy. If you are unable to find your answers in these tutorials, please contact one of our DNA consultants for Live Chat service.

Introduction to Molecular Genealogy

The Four Types of DNA

Mitochondrial (mtDNA)

Y Chromosome (Y-DNA)

Autosomal DNA

Mutation and Haplotype