BIO152H5 Lecture Notes - Amorality, Creation Science, Marine Iguana
Document Summary
Introduction to evolution: origins of evolutionary thought, darwin"s voyage, evolution: facts + fiction, misconceptions, evolution as theory, not hypothesis. 1760: compte de buffon: specimens that were older are ancestors of currently living species. 1795: hutton: theory of gradualism: natural landforms change, not static. 1798: malthus: essay on the principles of populations: looks at reproduction of humans, sees overpopulation. Life, evolution & theology: plato (427-347bc) : philosophy of idealism. Living organisms were in perfect and ideal state, goal: nonideal to perfection: aristotle (384-322bc): believed species were fixed. Thought organisms goal was to increase in complexity. Judeo-christian culture : account of creation- all species were individually designed and were permanent: linneaus (1707-1778): developed classification scheme to reveal god"s plan. First to provide a casual mechanism: inheritance of acquired characteristics. Giraffes neck: lamarcks example: neck stretches as if you use something a lot --> develop more. Giraffe requires longer neck and is passed onto the offspring.
