Question

Assigning humans to discrete categories based on common ancestry is known as ______ and was once a main way that scientists studied human biological diversity.

Answer 1

Answer: Racial classification

Explanation: Racial classification can be defined as the way humans are classified based on their physical and social traits which they have such as how they look, their skin color, hair texture, the native languages they speak.

Scientists used racial classification to learn how unique and different humans are.