BIO120H1- Midterm Exam Guide - Comprehensive Notes for the exam ( 21 pages long!)

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BIO120H1 Full Course Notes
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BIO120H1 Full Course Notes
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36 documents

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Bio120 lecture 1: introduction to evolutionary biology. How evolution is studied: there are different approaches to answering the questions posed. Evolutionary biology today has two major sub-fields: evolutionary mechanisms (microevolution, evolutionary history (macroevolution) The best studies integrate information from both approaches. Determining the ecological and genetic mechanisms responsible for evolutionary change. Involve population-level studies of natural selection, adaptation, and speciation using diverse organisms. Testing of theoretical models by experiments in the laboratory and field. Determining evolutionary relationships of organisms in terms of common ancestry phylogenetics. Affinities of organisms provide a basis for classification taxonomy and systematic. Comparative data from many sources e. g. biogeography, paleontology, morphology, development, and genomics. Dis(cid:272)o(cid:448)e(cid:396)y of da(cid:396)(cid:449)i(cid:374)"s (cid:373)issi(cid:374)g fo(cid:396)(cid:373) of (cid:449)ate(cid:396) hya(cid:272)i(cid:374)th a(cid:374)d patte(cid:396)(cid:374)s of ge(cid:374)eti(cid:272) di(cid:448)e(cid:396)sity. Water hyacinth eichhornia crassipes reproduces very quickly to cover large area. No one took samples of the short-styled morph and carried it around.