BIO1300- Final Exam Guide - Comprehensive Notes for the exam ( 38 pages long!)

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He was a young naturalist who toured the world on a boat. The beagles are royal vessels supposed to bring back goods and resources but also spread the empire. He noted that there was all these birds (finches) who were all similar except for the size of their beak. 1859 on the origin of species his first book and what they do with those beaks. Organisms become adapted to their environment over time so that they become better able to survive in their environment and not compete for resources with different kind of organisms. Occupying different ecological niches different ways to manipulate the environment. Evolution acts on heritable traits (passed down) that vary among individuals in a population. Allows us to measure closeness or distance of relatedness of organisms. Several genes are common to all forms of life. We are all descendants of a common ancestor. Autotrophs feed themselves (photosynthesis plants)