According to the International Society of Genetic Genealogy, nearly 8 million people worldwide, but mostly in the United States, have tested their DNA through kits, typically costing or less, from such companies as 23and Me, and Family Tree DNA.
The most popular DNA-deciphering approach, autosomal DNA testing, looks at genetic material inherited from both parents and can be used to connect customers to others in a database who share that material.
If the information Plebuch was seeing on her computer screen was correct, it posed a fundamental mystery about her very identity. In the second row: Jim Collins, John Collins, Bill Collins, Brian Collins and Ed Collins.
Dad, who died in 1999, seemed the likelier candidate.
We are only just beginning to grapple with what it means to cheaply and easily uncover our genetic heritage.
Over the past five years, as the price of DNA testing kits has dropped and their quality has improved, the phenomenon of “recreational genomics” has taken off.
The results can let you see exactly what stuff you’re made from — as well as offer the opportunity to find previously unknown relatives.
[DNA’s new ‘miracle’: How adoptees are using online registries to find their blood relatives] For adoptees, many of whom can’t access information about their birth parents because of closed adoption laws, DNA testing can let them bypass years, even decades, of conventional research to find “DNA cousins” who may very well lead them to their families.