Ice skating. Ice skating is the act of moving on ice by using ice skates. It can be done for a variety of reasons, including exercise, leisure, traveling and various sports.
Darwin's evidence for evolution. In his Origin, Darwin presents his evidence supporting descent with modification (branching evolution) in several chapters: A. In Chapters 1 and 2, he considers how patterns of variation in domesticated and wild fauna and flora support descent with modification. B. In Chapters 10-12, he shows how the patterns of species distributions in time and space support branching evolution from common ancestral lineages.
19. Describe the lines of evidence Charles Darwin used to support the principle of common descent. 20. Describe how molecular biology can be used to study the evolutionary relationships among organisms. 21. Explain the problem with the statement that Darwinism is just a theory. 22.