Y-Chromosome DNA Test — Paternal Lineage
A Y-chromosome DNA test confirms whether two males share the same direct paternal line — father to son to grandson. From $149.
Quick answer
Y-STR testing follows the male line unchanged from father to son. Useful when the alleged father is unavailable but a paternal-line male relative can be tested.
What's included
- • Direct paternal line only
- • Useful for surname or lineage questions
Why it matters
Y-STR testing follows the male line unchanged from father to son. Useful when the alleged father is unavailable but a paternal-line male relative can be tested.
FAQ
Works for female children?
No — Y-STR only tests males.
Ready for a clear answer?
AABB-accredited lab. All fees included. Results in 1–2 business days.