Evolution at Arcadia

Week 6: Evolution Lecture Evolution is descent with modification, which consists of slow change in species over many generations Natural selection is the survival and reproduction of individuals due to differences in phenotype Mutation is a change in the DNA that can be passed down to the individual’s children Genetic drift is random change in … Continue reading “Evolution at Arcadia”

Week 8: Comparative Osteology

Physical anthropologists rely on osteology, or the scientific study of bones, to identify individual species, learn about the lives of an individual, or even to identify ancient illnesses (aka paleopathology). The skeletal features of bones reflect the life histories of individuals, and trained osteologists can use those features to identify the age, sex, diet, and, … Continue reading “Week 8: Comparative Osteology”