Tuesday, July 25, 2017

Deep Ancestry – Our Maternal Line

Helena’s descendents #DNA  She lived about 13,000 years ago, not long after the Ice Age ended.   The DNA within her carried a mutation (also called a marker)  that would be passed down to her offspring through the maternal line to me.        Me, my mother, grandmother and g.g.g.g.grandmothers all carry a genetic marker that defines this mutation. [...]

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