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”

Landscapes at Arcadia

Week 4: Landscapes Lecture Cultural landscapes are created by people’s interaction with the world around them. These landscapes provide a sense of place and identity, they map our relationship with the land over time, and they are part of our national heritage and each of our lives. West Africa has many important landscapes. For example, Sukur is … Continue reading “Landscapes at Arcadia”