Final answer:
Biological Anthropology is the scientific field that deals with the origins, development, and characteristics of humankind. It studies the biological diversity of humans and explores the evolutionary processes that have shaped our species.
Step-by-step explanation:
The science that deals with the origins, development, and characteristics of humankind is Biological Anthropology. This field of study focuses on the earliest processes in the biological and sociocultural development of human beings, as well as the biological diversity of contemporary humans. Biological anthropologists study the origins, evolution, and diversity of our species, using genetic data, fossils, and primate research. They strive to understand how humans interact, evolve, and adapt to diverse environments.