Genetic Genealogy Vocabulary Explained

Short tandem repeat (STR)

A short tandem repeat marker. They can be simple repeats like GATA or more complex. Generally, they vary by repeat count and not a binary state. A Y-STR is an STR on the Y-chromosome.

Leave a Comment

Your email address will not be published.

This site uses Akismet to reduce spam. Learn how your comment data is processed.