At-home DNA testing kits have become a mainstream product for offering a look into a user's genetic heritage and even health pre-dispositions.聽
While they can offer insight into one's lineage, the results are often an approximation of genetics combined with results from their database of customers.
"It's pretty easy to identify siblings or first cousins in their database of participants," said 9I制作厂免费 human genetics professor Simon Gravel.