Learning Center

What is the revised Cambridge Reference Sequence?

The key to remember is that when the results of mtDNA testing are used for [...]

What is a multi-copy Y-STR marker?

Multi-copy Y-STR markers are STRs that occur more than once in the human genome. This [...]

How do I determine my Y-DNA haplotype using Y-STR markers?

A Y-STR marker test determines the number of repeats for several different STR markers. This [...]

What is nutrigenetics?

Nutrition genetics a relatively new field of research that aims to understand how genes interact [...]

What is Genetic Distance?

Genetic distance is a key measurement value when comparing the Y-DNA STR markers between Y-DNA [...]

What does zero mutational distance mean?

Zero, or no mutation difference at HVR1 and HVR2 regions of mtDNA means that the [...]

What is the benefit of the Y-DNA Haplogroup SNP test?

The Y-DNA Haplogroup Determination SNP Test is intended for people who wish to confirm their [...]

How do haplogroups tell me where my ancestors came from?

The lineage of humans is classified by "haplogroups" and "subclasses" which are true biological relationships [...]

Can Females Take the Y-DNA Test?

Females cannot take the Y-DNA test because females do not carry Y-DNA. Females can choose [...]