Week 5- Evolution
Week 5- Evolution Biology 152
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This 2 page Class Notes was uploaded by BettyAnn Mead on Saturday February 28, 2015. The Class Notes belongs to Biology 152 at University of Massachusetts taught by Peteh in Winter2015. Since its upload, it has received 44 views.
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Date Created: 02/28/15
The Theory of Evolution What is evolution 0 A change in the frequency of traits and the underlying genes in a population of a species over generations Ultimate VS Proximate Questions 0 Proximate o How does it work 0 How did it develop 0 Ultimate 0 What was it s evolutionary history 0 What is it s current utility H5N1 Ecology Disease spread 0 Evolution How the virus will change Traits 0 Ability to enter human host 0 Ability to escape human immune system 0 Ability to make new variants Darwinian Medicine 0 Pain 0 Low blood iron levels during infection Nausea during pregnancy Infectiouscoevolution Disease causing genes good 0 Design tradeoffs walking upright o Historicalconstraints Uniformitarianism Geological processes function today same as they did in the past Darwin s Theory 0 Species related through common decent New species evolve through a process of natural selection Natural Selection 0 Variation Heritability variation coded in genes 0 Differential reproduction Darwin s Synthesis 0 Combined his observations with ideas he had encountered Patterns of species in Galapagos Population surplus not all individuals survive Ideas from Geology 0 Past processes same as today 0 Geological time Animal breeding and fossils
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