BIO120H1 Lecture Notes - Lecture 2: Botany, Natural Selection, Linnean Society Of London
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BIO120H1 Full Course Notes
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Since rocks have a designer and trees are more complex than rocks, it is probable that they had a designer as well. 1st mechanism : the inheritance of acquired characters. If giraffe stretches neck, kids will get longer neck. Evolution got more complex as organisms evolved more and were around for longer. All organisms have descended with modification from common ancestors. The process leading to adaptation is natural selection operation on variation amongst individuals. After dropping out of med school, and failing to become a minister, he was influenced by botanist john henslow at cambridge. Darwin went on 5 year voyage as naturalist (1831-1836) Returned to england and spent the rest of his life in seclusion developing his ideas and writing 25 books. Present day geological processes can explain history of earth. Lead to darwin realizing the world is dynamic. 4 similar species on mockingbirds that all had slight changes across the various islands.
