BIOL 3200 Lecture Notes - Lecture 2: Erasmus Darwin, Biogeography, Gradualism
Document Summary
Biol 3200 lecture 2 sept 19, 2017. Chapter 2: e(cid:448)olutio(cid:374) is a fa(cid:272)t (cid:374)othi(cid:374)g to de(cid:271)ate a(cid:271)out, darwin introduced the idea of natural selection in the origin of the species. Natural selection: evolutionary change through the struggle for existence giving rise to selection of the (cid:373)ost fit; (cid:862)su(cid:396)(cid:448)i(cid:448)al of the fittest(cid:863) How darwin became an evolutionist: darwin learnt evolution from his father erasmus darwin, robert grant (lamarckist), and. Da(cid:396)(cid:449)i(cid:374)"s t(cid:396)a(cid:374)sfo(cid:396)(cid:373)atio(cid:374) to a(cid:374) e(cid:448)olutio(cid:374)ist: three observations, relationships between fossils and species living in the same location (south. Da(cid:396)(cid:449)i(cid:374)"s metapho(cid:396) natural selection: knew that selection was key (from observing breeders) If more individuals are born than those that can survive, there would be a struggle to survive. Struggle for existence: lyell used this expression first (cid:373)ost fe(cid:396)tile p(cid:396)e(cid:448)ail o(cid:448)e(cid:396) less fe(cid:396)tile. Patrick matthew: read da(cid:396)(cid:449)i(cid:374)"s (cid:271)ook a(cid:374)d (cid:449)(cid:396)ote lette(cid:396) (cid:272)lai(cid:373)i(cid:374)g p(cid:396)io(cid:396)it(cid:455, darwin made the case for evolution better than anyone could.
