1.   Different parts of the cells of trees or elephants trace their ancestry to a whole range of ancient beings.

2.   Incidentally, this means that we can use mitochondria to trace our ancestry, strictly down the female line.

3.   ...a family who could trace their ancestry back to the sixteenth century.

4.   She claims to be able to trace her ancestry all the way back to the earliest settlers.

5.   A short but fascinating article tries to trace African ancestry in the royal families of Europe.

6.   Almost all Patels, even those from Africa, trace their ancestry to Gujarat, where hospitality is highly regarded.

7.   For us -- centuries later -- there is little to use in tracing our ancestry.

8.   He traces his ancestry to Thomas Hinckley, who was the last governor of Plymouth Colony.

9.   Many Greeks have roots in Turkey, and many Turks trace their ancestry to Greece and the Balkans.

10.   Most of the stories are about their family, converted Jews who trace their ancestry back to Spain.