វីដេអូរបស់អ្នកចាប់ផ្តើមនៅក្នុងរយៈពេល:
ព្រហស្បតិ៍ 5 មីនា 2026 ម៉ោង 4:00 ល្ងាច (GMT+0)
Using Geographical Group Projects to Break Brick Walls in Irish Ancestry
Learn how FamilyTreeDNA’s Group Projects combine autosomal DNA, Y-DNA, mtDNA, and X-DNA to uncover ancestral origins and break through stubborn brick walls in Irish ancestry research.
