For anthropologists, what is important about the existence of differences between populations in the ability to digest milk?

Question

Quizplus · Accepted Answer

The ability to digest milk in adulthood, known as lactase persistence, varies among populations and is an example of gene-culture coevolution. Cultural practices, such as dairy farming, have influenced genetic selection for lactase persistence, demonstrating the interaction between cultural beliefs and biological adaptation.

For Anthropologists, What Is Important About the Existence of Differences