Deeply embedded in Bolivian culture, the campesinos had an ancestral relationship with coca and didn't want to lose their most profitable means of subsistence.

A pedigree is a diagram showing the ancestral relationships and transmission of genetic traits over several generations in a family.

The painting is therefore a reflection of the artist's years of travelling his country, and an expression of his ancestral relationship to the land.

Dr. Pilbeam said he had "nagging doubts" about this supposed ancestral relationship.

The people will have a spiritual and ancestral relationship with the land.

Similarities with Zhoukoudian remains suggest a possible ancestral relationship.

Scientists use morphological and genetic similarities to assist them in categorizing life forms based on ancestral relationships.

Evolutionary developmental biology is the biological field that compares the developmental process of different organisms to determine ancestral relationships between species.

Backward compatibility is the special case of compatibility in which the new component has a direct historical ancestral relationship with the old component.

This subgenus appears to be most closely related to the genus Levenhookia, which suggests an ancestral relationship.