University of Arizona geneticists have discovered the oldest known genetic branch of the human Y chromosome, the hereditary factor determining male sex. The new divergent lineage, which was found in an individual who submitted his DNA to Family Tree DNA, branched from the Y chromosome tree before the first appearance of anatomically modern humans in the fossil record. Click here to read more in UA News.
The Phillips DNA Project News
Y chromosome much older than previously thought
- Details
- Category: Latest
- Written by Nancy Kiser